Nicolaus Copernicus
(19 February 1473 – 24 May 1543) was the first astronomer to formulate a comprehensive heliocentric cosmology, which displaced the Earth from the center of the universe. [1] His epochal book, De revolutionibus orbium coelestium
(On the Revolutions of the Celestial Spheres
), published in 1543 just before his death, is often regarded as the starting point of modern astronomy and the defining epiphany that began the scientific revolution. His heliocentric model, with the Sun at the center of the universe, demonstrated that the observed motions of celestial objects can be explained without putting Earth at rest in the center of the universe. His work stimulated further scientific investigations, becoming a landmark in the history of science that is often referred to as the Copernican Revolution.
Among the great polymaths of the Renaissance, Copernicus was a mathematician, astronomer, physician, quadrilingual polyglot, [2] classical scholar, translator, artist, [3] Catholic cleric, jurist, governor, military leader, diplomat and economist. Among his many responsibilities, astronomy figured as little more than an avocation — yet it was in that field that he made his mark upon the world.
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COPERNICUS TICKETS
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Life
Family
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Nicolaus Copernicus was born on 19 February 1473 in a house on St. Anne's Street (now Copernicus Street) in the city of
Torun (
Thorn
). That city, situated on the
Vistula River, had since the
Second Peace of Thorn (1466) been part of
Royal Prussia, a region of the
Kingdom of Poland.
[4] [5]
Nicolaus was named after his father, who about 1458 had moved to Torun from
Kraków, then the capital of
Poland, in
Lesser Poland. The father was a wealthy
copper trader who had become a respected citizen of Torun. Nicolaus' mother, Barbara Watzenrode, had been born into a wealthy merchant family that was part of the city's
patrician class.
Nicolaus' father died between 1483 and 1485. After that, his maternal uncle,
Lucas Watzenrode the Younger (1447–1512), a church
canon who would later become
Prince-Bishop of the
Warmia, took young Nicolaus under his protection and saw to his education and future career.
Nicolaus was the youngest of four children. His brother Andreas became an
Augustinian canon at
Frombork (
Frauenburg
). His sister Barbara (named after her mother) became a
Benedictine nun. His sister Katharina married Barthel Gertner, a businessman and city councilor.
Copernicus never maried or had children.
Name
thumb by
Friedrich Tieck
thumb
Numerous variants of the name of the astronomer and his relatives are documented. During his childhood, the name of his father (and thus of the future astronomer) was recorded in Thorn as
Niclas Koppernigk
[6]. At Bologna in 1496, he was registered as „Nicolaus Kopperlingk de Thorn" in the German
natio. Maximilian Curtze, in the foreword of the German translation (1879) of
De revolutionibus
, comes to the conclusion that the family name should be spelled
Koppernigk
, and the astronomer with the Latinized spelling
Coppernicus
(with two p), as he used mostly (in 23 of 31 documents studied) two p when signing his name, especially in official documents.
[7] Late in his life, the name appears also shortened to one p, and on the title page of
De revolutionibus
, Rheticus had published the name as
Nicolai Copernici
.
The
Polish version of his name is Mikolaj Kopernik. It is claimed that this means "one who works with
copper"
[8], even though the Polish word for the metal is
miedz
. Coincidentally, his father also traded copper.
Education
In 1491 Copernicus enrolled in the Kraków Academy (now
Jagiellonian University). It was there that he probably first encountered astronomy with Professor
Albert Brudzewski. Astronomy soon fascinated him, and he began collecting a large library on the subject. Copernicus' library would later be carried off as war booty by the Swedes during the
Deluge; it is now at the
Uppsala University Library.
After four years in Kraków, followed by a brief stay back home in Torun, Copernicus went to study
law and
medicine at the universities of
Bologna and
Padua. Copernicus' uncle, Lucas Watzenrode the Younger, financed his education. Copernicus, however, while studying
canon and
civil law at Bologna, met the famous astronomer,
Domenico Maria Novara da Ferrara. Copernicus attended Novara's lectures and became his disciple and assistant. Copernicus' published the his first astronomical observations, made with Novara in 1497, in
De revolutionibus
.
In 1497, Watzenrode was ordained
Bishop of Warmia, and Copernicus was named a
canon at Frombork Cathedral. But Copernicus remained in Italy, where he attended the
Jubilee of 1500. He also went to
Rome, where he observed a
lunar eclipse and gave lectures in astronomy and mathematics.
Copernicus returned to Frombork in 1501. As soon as he arrived, he obtained permission to complete his studies in Padua, where he studied
medicine with Guarico and
Girolamo Fracastoro, and at Ferrara where he received a doctorate in
canon law in 1503. One of the subjects that Copernicus must have studied was
astrology, since it was considered an important part of a medical education.
[9] However, unlike most other prominent Renaissance astronomers, he appears never to have practiced or expressed any interest in astrology.
[10]
Work
In 1503, Copernicus returned to Warmia, where he resided the rest of his life. From 1503 until 1510, he was secretary to Lucas Watzenrode and resided in the Bishop's castle at
Lidzbark Warminski (
Heilsberg
). It is there that he started work on his heliocentric view of the heavens.
[11]
In 1510, he moved to Frombork, a town in the north and downstream of Torun on the
Vistula Lagoon. The Prince-Bishopric of Warmia enjoyed substantial
autonomy, with its own
diet, army, monetary unit (the same as in the other parts of Royal Prussia) and treasury.
[12] Some time before his return to Warmia, he received a position at the Collegiate Church of the Holy Cross in
Wroclaw (
Breslau
),
Silesia,
Bohemia, which he held for many years and only resigned for health reasons shortly before his death.
thumb
During 1516–21, Copernicus resided at Olsztyn Castle as economic administrator of Warmia, including
Olsztyn (
Allenstein
) and
Pieniezno (
Mehlsack
). While there, he wrote a manuscript,
Locationes mansorum desertorum
(
Locations of Deserted Fiefs
).
When Olsztyn was besieged by the
Teutonic Knights during the
Polish-Teutonic War (1519–1521), Copernicus was in charge of the defenses of Olsztyn and Warmia by the Royal Polish forces. He also participated in the peace negotiations.
[13]
thumb
Copernicus worked for years with the Royal Prussian diet, and with
Duke Albert of Prussia, and advised Poland's King
Sigismund I the Old on
monetary reform. In his capacity as canon, he traveled extensively on government business and as a
diplomat on behalf of the Prince-Bishop of Warmia. He participated in the discussions in the
East Prussian diet about coin reform in the Prussian countries. One question that concerned the members of the diet was who had the right to mint
coin. The matter required diplomacy, but was resolved successfully. Some difficulties were caused by political upheavals in Prussia at the time, including the 1525 establishment of the
Duchy of Prussia as a Protestant state.
In 1526, Copernicus wrote a study on the value of
money,
Monetae cudendae ratio
. In it he formulated an early iteration of the theory, now called
Gresham's Law, that "bad" (
debased)
coinage drives "good" (un-debased) coinage out of circulation—70 years before
Thomas Gresham. He also formulated a version of
quantity theory of money. Copernicus' recommendations on monetary reform were widely read by leaders of both Prussia and Poland in their attempts to stabilize currency.
[14] [15]
Two years before Copernicus' death, Duke Albert summoned him to
Königsberg to treat one of his counselors, who was ill. The patient recovered in about a month, and Copernicus returned to Frombork.
[16]
Throughout this period in his life, he continued to make astronomical observations and calculations, but only as his other responsibilities permitted and never in a professional capacity.
In 1551, eight years after Copernicus' death,
Erasmus Reinhold would publish, under Duke Albert's sponsorship, the
Prutenic Tables
, a set of astronomical tables based on Copernicus' work, which astronomers and astrologers quickly adopted in place of their predecessors.
[17]
Heliocentrism
right
In 1514 Copernicus made available to friends his
Commentariolus
(Little Commentary), a six page hand-written text describing his ideas about the heliocentric hypothesis. It contained seven basic assumptions. Thereafter he continued gathering data for a more detailed work.
In 1533,
Johann Albrecht Widmannstetter delivered in
Rome a series of lectures outlining Copernicus' theory. The lectures were heard with interest by
Pope Clement VII and several Catholic
cardinals.
On 1 November 1536,
Archbishop of Capua Nicholas Schönberg wrote a letter to Copernicus from Rome:
"ref">[18]
By then Copernicus' work was nearing its definitive form, and rumors about his theory had reached educated people all over Europe. Despite urgings from many quarters, Copernicus delayed publication of his book, perhaps from fear of criticism — a fear delicately expressed in the subsequent
Dedication of his masterpiece to
Pope Paul III. Scholars disagree on whether Copernicus' concern was limited to physical and philosophical objections from other natural philosophers, or whether he was also concerned about religious objections from theologians.
[19]
The book
thumb
,
Nürnberg, 1543.
Click on image to read the book.
thumb
Copernicus was still working on
De revolutionibus orbium coelestium
(even if not convinced that he wanted to publish it) when in 1539
Georg Joachim Rheticus, a
Wittenberg mathematician, arrived in Frombork.
Philipp Melanchthon had arranged for Rheticus to visit several astronomers and study with them.
Rheticus became Copernicus' pupil, staying with him for two years and writing a book,
Narratio prima
(First Account), outlining the essence of Copernicus' theory. In 1542 Rheticus published a treatise on
trigonometry by Copernicus (later included in the second book of
De revolutionibus
).
Under strong pressure from Rheticus, and having seen the favorable first general reception of his work, Copernicus finally agreed to give
De revolutionibus
to his close friend,
Tiedemann Giese, bishop of
Chelmno (
Kulm
), to be delivered to Rheticus for printing by
Johannes Petreius at
Nuremberg (
Nürnberg
). While Rheticus initially supervised the printing, he had to leave Nuremberg before it was completed, and he handed over the task of supervising the rest of the printing to a Lutheran theologian,
Andreas Osiander.
[20]
Osiander added an unauthorised and unsigned preface, defending the work against those who might be offended by the novel hypotheses. He explained that astronomers may find different causes for observed motions, and choose whatever is easier to grasp. As long as a hypothesis allows reliable computation, it does not have to match what a philosopher might seek as the truth.
Death
200px
Copernicus died in
Frombork on 24 May 1543. Legend has it that the first printed copy of
De revolutionibus
was placed in his hands on the very day that he died, allowing him to take farewell of his life's work. He is reputed to have awoken from a
stroke-induced
coma, looked at his book, and then died peacefully.
Copernicus was reportedly buried in Frombork Cathedral, where archeologists long searched in vain for his remains. In August 2005, a team led by Jerzy Gassowski, head of an
archaeology and
anthropology institute in
Pultusk, after scanning beneath the cathedral floor, discovered what they believe to be Copernicus' remains.
[21] [22] The find came after a year of searching, and the discovery was announced only after further research, on November 3, 2008.
thumb epitaph in
Frombork Cathedral
Gassowski said he was "almost 100 percent sure it is Copernicus."
Forensic expert Capt. Dariusz Zajdel of the Central Forensic Laboratory of the Polish Police used the skull to reconstruct a face that closely resembled the features — including a broken nose and a scar above the left eye — on a Copernicus self-portrait.
[23] The expert also determined that the skull belonged to a man who had died around age 70 — Copernicus' age at the time of his death.
[24] The grave was in poor condition, and not all the remains of the skeleton were found; missing, among other things, was the lower jaw.
[25] The DNA from the bones found in the grave matched hair samples taken from a book owned by Copernicus which was kept in the library of the
University of Uppsala in
Sweden.
[26] [27]
On November 21, 2008,
National Public Radio reported that confirmation had been made that the skull was indeed Copernicus'. The NPR website contains a portrait, reconstructed on the basis of the skull, of what Copernicus may have looked like.
[28]
Copernican system
Predecessors
Philolaus (c. 480–385 BCE), a Greek philosopher of the
Pythagorean school, described an astronomical system in which the Earth, Moon, Sun, planets, and stars all revolved about a central fire.
[29] Heraclides Ponticus (387–312 BCE) proposed that the Earth rotates on its axis.
[30] According to
Archimedes,
Aristarchus of Samos (310–230 BCE) wrote of heliocentric hypotheses in a book that does not survive.
[31] Plutarch wrote that Aristarchus was accused of impiety for "putting the Earth in motion".
[32]
In a manuscript of
De revolutionibus
, Copernicus wrote, "It is likely that ... Philolaus perceived the mobility of the earth, which also some say was the opinion of Aristarchus of Samos", but later struck out the passage and omitted it from the published book.
[33]
Ptolemy
The prevailing theory in Europe during Copernicus' lifetime was the one that the
Greek astronomer
Ptolemy published in his
Almagest
circa 150 CE. Ptolemy's system drew on previous Greek theories in which the Earth was the stationary center of the universe. Stars were embedded in a large outer sphere which rotated rapidly, approximately daily, while each of the planets, the Sun, and the Moon were embedded in their own, smaller spheres. Ptolemy's system employed devices, including
epicycles, deferents and
equants, to account for observations that the paths of these bodies differed from simple, circular orbits centered on the Earth.
Copernicus
Copernicus' major theory was published in
De revolutionibus orbium coelestium
(
On the Revolutions of the Celestial Spheres
), in the year of his death, 1543, though he had formulated the theory several decades earlier.
In his
Commentariolus
, Copernicus had summarized his system based on the seven assumptions:
[35]
Insert the text of the quote here, without quotation marks.
thumb
De revolutionibus
itself was divided into six books:
# General vision of the heliocentric theory, and a summarized exposition of his idea of the World
# Mainly theoretical, presents the principles of spherical astronomy and a list of stars (as a basis for the arguments developed in the subsequent books)
# Mainly dedicated to the apparent motions of the Sun and to related phenomena
# Description of the Moon and its orbital motions
# Concrete exposition of the new system
# Concrete exposition of the new system
Copernicanism
At original publication, Copernicus' epoch-making book caused only mild controversy, and provoked no fierce sermons about contradicting
Holy Scripture
. It was only three years later, in 1546, that a
Dominican, Giovanni Maria Tolosani, denounced the theory in an appendix to a work defending the absolute truth of
Scripture
.
[36] He also noted that the Master of the Sacred Palace (i.e., the Catholic Church's chief
censor),
Bartolomeo Spina, a friend and fellow Dominican, had planned to condemn
De revolutionibus
but had been prevented from doing so by his illness and death.
[37]
Arthur Koestler, in his popular book
The Sleepwalkers
, asserted that Copernicus' book had not been widely read on its first publication.
[38] This claim was trenchantly criticised by Edward Rosen,
[39] and has been decisively disproved by
Owen Gingerich, who examined every surviving copy of the first two editions and found copious marginal notes by their owners throughout many of them. Gingerich published his conclusions in 2004 in
The Book Nobody Read
.
[40]
It has been much debated why it was not until six decades after Spina and Tolosani's attacks on Copernicus's work that the Catholic Church took any official action against it. Proposed reasons have included the personality of
Galileo Galilei and the availability of evidence such as
telescope observations.
thumb
In March 1616, in connection with the
Galileo affair, the
Roman Catholic Church's
Congregation of the Index issued a decree suspending
De revolutionibus
until it could be "corrected," on the grounds that the supposedly
Pythagorean doctrine
[41] that the
Earth moves and the
Sun doesn't was "false and altogether opposed to
Holy Scripture
."
[42] The same decree also prohibited any work that defended the mobility of the Earth or the immobility of the Sun, or that attempted to reconcile these assertions with
Scripture
.
On the orders of
Pope Paul V, Cardinal
Robert Bellarmine gave Galileo prior notice that the decree was about to be issued, and warned him that he could not "hold or defend" the Copernican doctrine.
[44] The corrections to
De revolutionibus
, which omitted or altered nine sentences, were issued four years later, in 1620.
[45]
In 1633
Galileo Galilei was convicted of grave suspicion of
heresy for "following the position of Copernicus, which is contrary to the true sense and authority of
Holy Scripture
,"
[46] and was placed under
house arrest for the rest of his life.
The Catholic Church's 1758
Index of Prohibited Books
omitted the general prohibition of works defending heliocentrism,
[47] but retained the specific prohibitions of the original uncensored versions of
De revolutionibus
and Galileo's
Dialogue Concerning the Two Chief World Systems
. Those prohibitions were finally dropped from the 1835
Index
.
[48]
Ethnicity and nationality
Ethnicity
It remains a matter of dispute whether an ethnicity and nationality should be ascribed to Nicolaus Copernicus retrospectively and, if so, whether he should be regarded as a Pole or a German.
[49] [50]
His father has been described as a Pole, and his mother was most likely of German origin.
[51]
The family came originally from the
Silesian village of the same name (Coprnik, Copernik, Copirnik, Copernic, Kopernic, today
Koperniki) near
Nysa. In the 14th century, members of the family had begun moving to Silesian and later to Polish cities — to
Kraków (1367) and
Lwów (1439) — and to
Torun (1400) in the
State of the Teutonic Order.
[52]
The astronomer's father (probably the son of Jan) came from the Kraków line. He appears in records for the first time in 1448 as a well-to-do merchant who dealt in copper, selling it mostly in
Danzig (Gdansk).
[53] [54] In August 1454, during the
Pomeranian cities' struggle for independence from the
Teutonic Knights, he mediated negotiations between
Cardinal Zbigniew Olesnicki and the cities over repayment of a loan for the
Thirteen Years' War (1454–66) between the Poles and the Teutonic Knights.
[55] Around 1458, the future astronomer's father moved from Poland's capital, Cracow, to Thorn.
[56] A few years later (before 1464) he married Barbara, daughter of a wealthy Thorn patrician and city councillor,
Lucas Watzenrode the Elder.
[57]
The Watzenrodes had likewise come from Silesia, from the
Swidnica region, and had settled in Thorn after 1360.
[58] The astronomer's grandfather,
Lucas Watzenrode the Elder, was a decided opponent of the Teutonic Knights.
[59] In 1453 he was the delegate from Thorn at the
Graudenz (Grudziadz) conference that planned an uprising against the Teutonic Knights.
[60] During the
Thirteen Years' War that ensued the following year, he actively supported the cities' struggle against the Teutonic Knights with substantial monetary subsidies, with political activity in
Torun and
Gdansk, and by personally fighting in battles at
Lasin and
Marienburg.
[61]
Lucas Watzenrode the Elder died in 1462, leaving three children:
Lucas Watzenrode the Younger, future
Prince-Bishop of Warmia and the astronomer's patron; Barbara, the astronomer's mother; and Christina, who in 1459 married the merchant and mayor of Thorn, Tiedeman von Allen.
Through the Watzenrodes' extensive family relationships by marriage, the future astronomer was related to wealthy
burgher families of Kraków, Torun, Gdansk and
Elblag, and to prominent noble families of Royal Prussia: the
Dzialynski,
Koscielecki and
Konopacki families.
[62]
Nationality
Nationality did not yet play as important a role in Copernicus' time as it would later, and people generally did not think of themselves primarily as Polish or German.
[63] Encyclopædia Britannica
,
[64] Encyclopedia Americana
,
[65] The Columbia Encyclopedia
,
[66] The Oxford World Encyclopedia
,
[67] and the
Microsoft Encarta Online Encyclopedia
[68] identify Copernicus as Polish. The
Stanford Encyclopedia of Philosophy
states: "Thus the child of a German family was a subject of the Polish crown."
[69]
Copernicium
On July 14, 2009, the discoverers of
chemical element 112 proposed that it be given the permanent name
Copernicium and symbol Cp "to honor an outstanding scientist who changed our view of the world".
[70] This proposal has been submitted to
IUPAC for discussion by the scientific community; if the name is approved, it will replace the temporary name "
ununbium".
See also
thumb Copernicus
,
Warsaw, Poland. "To Nicolaus Copernicus, from his compatriots."
- Copernican principle
- Copernicus (disambiguation)
- Bernard Wapowski
- Michal Falkener
- History of philosophy in Poland
- Nicolaus Copernicus University in Torun
- Monetae cudendae ratio
- List of multiple discoveries
Notes
- A Greek mathematician, Aristarchus of Samos, discussed heliocentric hypotheses as early as the third century BCE. However, there is little evidence that he ever developed his ideas beyond a very basic outline (Dreyer, 1953, pp. 135–48; Linton, 2004, p. 39).
- He used Latin and German, knew enough Greek to translate the 7th-century Byzantine poet Theophylact Simocatta's verses into Latin prose (Armitage, ''The World of Copernicus'', pp. 75–77), and "there is ample evidence that he knew the Polish language" (Norman Davies, ''God's Playground'', vol. II, p. 26). During his several years' studies in Italy, Copernicus presumably would also have learned some Italian.
- A self-portrait helped confirm the identity of his cranium when it was discovered at Frombork Cathedral in 2008.
- Barbara Bienkowska, ''The Scientific World of Copernicus: On the Occasion of the 500th Anniversary of His Birth, 1473–1973'', 1973, p. 137: "His country was the province of ancient Royal Prussia, composed of his native Torun and Warmia, both components of the Polish state since 1454."
- Jean W. Sedlar, ''East Central Europe in the Middle Ages 1000-1500'', 1994, pp. 281–82 [1]: "The Prussians themselves viewed their territory as united to Poland only through the king's person. ... Social and ethnic differences reinforced this separateness."
- Documents of the city of Thorn mention ''Niclas Koppernigk'' around 1480. See Nicolaus Copernicus Gesamtausgabe: ''Urkunden, Akten und Nachrichten: Texte und Übersetzungen'', ISBN 3-05-003009-7, page 23 (online) or Marian Biskup: ''Regesta Copernicana (calendar of Copernicus' Papers)'', Ossolineum, 1973, page 32 (online) or others (Auflistung) [1].
- Maximilian Curtze: ''Ueber die Orthographie des Namens Coppernicus'', 1879, at German Wikisource [1].
- O historii i o wspólczesnosci
- Rabin (2005).
- Gingerich (2004, pp. 187–89, 201); Koyré (1973, p. 94); Kuhn (1957, p. 93); Rosen (2004, p. 123); Rabin (2005). Robbins (1964, p.x), however, includes Copernicus amongst a list of Renaissance astronomers who "either practised astrology themselves or countenanced its practice."
- Repcheck (2007), p. 51.
- Sedlar (1994).
- Repcheck (2007), p. 66.
- Copernicus, Nicolaus, ''Minor Works'' (Edward Rosen, translator), Baltimore: Johns Hopkins University Press, 1992, pp. 176–215.
- Oliver Volckart, "Early Beginnings of the Quantity Theory of Money and Their Context in Polish and Prussian Monetary Policies, c. 1520–1550", ''The Economic History Review'', New Series '''50''' (August 1997)3: 430–49.
- Koyré (1973, p. 80); Armitage (1951, pp. 52–53).
- Kuhn (1957, pp. 187–88).
- Schönberg, Nicholas, ''Letter to Nicolaus Copernicus'', translated by Edward Rosen
- Koyré (1973, pp.27, 90) and Rosen (1995, pp.64,184) take the view that Copernicus was indeed concerned about possible objections from theologians, while Lindberg and Numbers (1986) argue against it. Koestler (1963) also denies it. Indirect evidence that Copernicus was concerned about objections from theologians comes from a letter written to him by Andreas Osiander in 1541, in which Osiander advises Copernicus to adopt a proposal by which he says "you will be able to appease the Peripatetics and theologians whose opposition you fear." (Koyré, 1973, pp.35, 90)
- Dreyer (1953, p.319).
- Scientists say Copernicus' remains found
- Polish tests 'confirm Copernicus'
- ''Czy tak wygladal Mikolaj Kopernik?''
- Polish tests 'confirm Copernicus'
- 16th-century skeleton identified as astronomer Copernicus The Guardian, November 21, 2008
- Bogdanowicz W, Allen M, Branicki W, Lembring M, Gajewska M, Kupiec T. (2009). Genetic identification of putative remains of the famous astronomer Nicolaus Copernicus. Proc Natl Acad Sci U S A. 106:12279–12282 PMID 19584252 {{doi|10.1073/pnas.0901848106}}
- Gingerich O. (2009). The Copernicus grave mystery. Proc Natl Acad Sci U S A. 106:12215–12216 PMID 19622737 {{doi|10.1073/pnas.0907491106}}
- http://www.npr.org/templates/story/story.php?storyId=97250330
- Dreyer (1953, pp. 40–52); Linton (2004, p. 20).
- Dreyer (1953, pp. 123–35); Linton (2004, p. 24).
- Archimedes refers to Aristarchus's book in ''The Sand Reckoner''. Heath's (1913, p.302) translation of the relevant passage reads: "You being King Gelon are aware that 'universe' is the name given by most astronomers to the sphere the center of which is the center of the Earth, while its radius is equal to the straight line between the center of the Sun and the center of the Earth. This is the common account as you have heard from astronomers. But Aristarchus has brought out a book consisting of certain hypotheses, wherein it appears, as a consequence of the assumptions made, that the universe is many times greater than the 'universe' just mentioned. His hypotheses are that the fixed stars and the Sun remain unmoved, that the Earth revolves about the Sun on the circumference of a circle, the Sun lying in the middle of the orbit, and that the sphere of the fixed stars, situated about the same center as the Sun, is so great that the circle in which he supposes the Earth to revolve bears such a proportion to the distance of the fixed stars as the center of the sphere bears to its surface." The bracketed insertion is in Heath's translation.
- Concise History of Solar and Stellar Physics
- Dreyer (1953, pp. 314–15).
- Photograph of a portrait of Copernicus by an unknown painter. The original was looted—possibly destroyed—by the Germans in World War II. Jan Swieczynski, ''Katalog skradzionych i zaginionych dóbr kultury'' (Catalog of Stolen and Missing Cultural Property), Warsaw, Osrodek Informacyjno-Koordynacyjny Ochrony Obiektów Muzealnych (Center of Information and Coordination for the Safeguarding of Museum Objects), 1988.
- Rosen (2004, pp. 58–59).
- Rosen (1995, pp.151–59)
- Rosen (1995, p.158)
- Koestler (1959, p.191)
- Rosen (1995, pp.187–192), originally published in 1967 in ''Saggi su Galileo Galilei ''. Rosen is particularly scathing about this and other statements in ''The Sleepwalkers'' which he criticises as inaccurate.
- Gingerich (2004), DeMarco (2004) [1]
- In fact, in the Pythagorean cosmological system the Sun was not motionless.
- Decree of the General Congregation of the Index, March 5, 1616, translated from the Latin by Finocchiaro (1989, pp.148-149). An on-line copy of Finocchiaro's translation has been made available by Gagné (2005).
- Trial of Galileo. [1]
- Fantoli (2005, pp.118–19); Finocchiaro (1989, pp.148, 153). On-line copies of Finocchiaro's translations of the relevant documents, Inquisition Minutes of 25 February, 1616 and Cardinal Bellarmine's certificate of 26 May, 1616, have been made available by Gagné (2005). This notice of the decree would not have prevented Galileo from discussing heliocentrism solely as a mathematical hypothesis, but a stronger formal injunction (Finocchiaro, 1989, p.147-148) not to teach it "in any way whatever, either orally or in writing", allegedly issued to him by the Commissary of the Holy Office, Father Michelangelo Segizzi, would certainly have done so (Fantoli, 2005, pp.119–20, 137). There has been much controversy over whether the copy of this injunction in the Vatican archives is authentic; if so, whether it was ever issued; and if so, whether it was legally valid (Fantoli, 2005, pp.120–43).
- ''Catholic Encyclopedia''.
- From the Inquisition's sentence of June 22, 1633 (de Santillana, 1976, pp.306-10; Finocchiaro 1989, pp. 287-91)
- Heilbron (2005, p. 307); Coyne (2005, p. 347).
- McMullin (2005, p. 6); Coyne (2005, pp. 346-47).
- "... as there were no natural geographical boundaries, especially in the east. Accordingly, it remains a matter of dispute to this day whether the astronomer Copernicus should be regarded as a German or a Pole." Stuart Parkes, ''Understanding Contemporary Germany'', Routledge, 1997, p. xxi. [1]
- John David North, ''Cosmos: An Illustrated History of Astronomy and Cosmology'', University of Chicago Press, 2008, p. 305. [1]
- The Genuine Copernican Cosmological Principle
- Jerzy Dobrzycki and Leszek Hajdukiewicz, "Kopernik, Mikolaj", ''Polski slownik biograficzny'', vol. XIV, 1969, p. 3.
- Barbara Bienkowska, ''The Scientific World of Copernicus'', Springer, 1973 [1]
- Eugeniusz Rybka for ''Polska Akademia Nauk'' (the Polish Academy of Sciences), ''The Review of the Polish Academy of Sciences: Nicolaus Copernicus' Relationship with Cracow'', Ossolineum, 1973, p. 23. [1]
- Marian Biskup, ''Regesta Copernicana (calendar of Copernicus' papers)'', Ossolineum, 1973, p. 16. [1]
- Josh Sakolsky, ''Copernicus and Modern Astronomy'', Rosen Publishing Group, 2005, p. 8. [1]
- Jerzy Dobrzycki and Leszek Hajdukiewicz, "Kopernik, Mikolaj", ''Polski slownik biograficzny'', vol. XIV, 1969, pp. 3-4.
- Czeslaw Milosz, ''The History of Polish Literature'', University of California Press, 1983, p. 38. [1]
- The Head Office of State Archives, Poland, "Copernicus' Biography", accessed 5/22/09, [1]
- Jerzy Dobrzycki and Leszek Hajdukiewicz, "Kopernik, Mikolaj", ''Polski slownik biograficzny'', vol. XIV, 1969, p. 4.
- Jeremi Wasiutynski, ''The Solar Mystery: An Inquiry Into the Temporal and the Eternal Background of the Rise of Modern Civilization'', Solum Forlag, 2003, p. 29. [1]
- Dobrzycki and Hajdukiewicz, ''Polski slownik biograficzny'', vol. XIV, 1969, p. 4.
- Norman Davies, ''God's Playground: A History of Poland''. [1].
- Copernicus, Nicolaus
- "Copernicus, Nicolaus", ''Encyclopedia Americana'', 1986, vol. 7, pp. 755–56.
- "Nicholas Copernicus", ''The Columbia Encyclopedia'', sixth edition, 2008. Encyclopedia.com. 18 July 2009.
- "Copernicus, Nicolaus", ''The Oxford World Encyclopedia'', Oxford University Press, 1998.
- Nicolaus Copernicus, Polish astronomer
- Nicolaus Copernicus
- [http://www.gsi.de/portrait/Pressemeldungen/14072009_e.html July 14, 2009 - Element 112 shall be named “copernicium”, www.gsi.de
References
- A Greek mathematician, Aristarchus of Samos, discussed heliocentric hypotheses as early as the third century BCE. However, there is little evidence that he ever developed his ideas beyond a very basic outline (Dreyer, 1953, pp. 135–48; Linton, 2004, p. 39).
- He used Latin and German, knew enough Greek to translate the 7th-century Byzantine poet Theophylact Simocatta's verses into Latin prose (Armitage, ''The World of Copernicus'', pp. 75–77), and "there is ample evidence that he knew the Polish language" (Norman Davies, ''God's Playground'', vol. II, p. 26). During his several years' studies in Italy, Copernicus presumably would also have learned some Italian.
- A self-portrait helped confirm the identity of his cranium when it was discovered at Frombork Cathedral in 2008.
- Barbara Bienkowska, ''The Scientific World of Copernicus: On the Occasion of the 500th Anniversary of His Birth, 1473–1973'', 1973, p. 137: "His country was the province of ancient Royal Prussia, composed of his native Torun and Warmia, both components of the Polish state since 1454."
- Jean W. Sedlar, ''East Central Europe in the Middle Ages 1000-1500'', 1994, pp. 281–82 [1]: "The Prussians themselves viewed their territory as united to Poland only through the king's person. ... Social and ethnic differences reinforced this separateness."
- Documents of the city of Thorn mention ''Niclas Koppernigk'' around 1480. See Nicolaus Copernicus Gesamtausgabe: ''Urkunden, Akten und Nachrichten: Texte und Übersetzungen'', ISBN 3-05-003009-7, page 23 (online) or Marian Biskup: ''Regesta Copernicana (calendar of Copernicus' Papers)'', Ossolineum, 1973, page 32 (online) or others (Auflistung) [1].
- Maximilian Curtze: ''Ueber die Orthographie des Namens Coppernicus'', 1879, at German Wikisource [1].
- O historii i o wspólczesnosci
- Rabin (2005).
- Gingerich (2004, pp. 187–89, 201); Koyré (1973, p. 94); Kuhn (1957, p. 93); Rosen (2004, p. 123); Rabin (2005). Robbins (1964, p.x), however, includes Copernicus amongst a list of Renaissance astronomers who "either practised astrology themselves or countenanced its practice."
- Repcheck (2007), p. 51.
- Sedlar (1994).
- Repcheck (2007), p. 66.
- Copernicus, Nicolaus, ''Minor Works'' (Edward Rosen, translator), Baltimore: Johns Hopkins University Press, 1992, pp. 176–215.
- Oliver Volckart, "Early Beginnings of the Quantity Theory of Money and Their Context in Polish and Prussian Monetary Policies, c. 1520–1550", ''The Economic History Review'', New Series '''50''' (August 1997)3: 430–49.
- Koyré (1973, p. 80); Armitage (1951, pp. 52–53).
- Kuhn (1957, pp. 187–88).
- Schönberg, Nicholas, ''Letter to Nicolaus Copernicus'', translated by Edward Rosen
- Koyré (1973, pp.27, 90) and Rosen (1995, pp.64,184) take the view that Copernicus was indeed concerned about possible objections from theologians, while Lindberg and Numbers (1986) argue against it. Koestler (1963) also denies it. Indirect evidence that Copernicus was concerned about objections from theologians comes from a letter written to him by Andreas Osiander in 1541, in which Osiander advises Copernicus to adopt a proposal by which he says "you will be able to appease the Peripatetics and theologians whose opposition you fear." (Koyré, 1973, pp.35, 90)
- Dreyer (1953, p.319).
- Scientists say Copernicus' remains found
- Polish tests 'confirm Copernicus'
- ''Czy tak wygladal Mikolaj Kopernik?''
- Polish tests 'confirm Copernicus'
- 16th-century skeleton identified as astronomer Copernicus The Guardian, November 21, 2008
- Bogdanowicz W, Allen M, Branicki W, Lembring M, Gajewska M, Kupiec T. (2009). Genetic identification of putative remains of the famous astronomer Nicolaus Copernicus. Proc Natl Acad Sci U S A. 106:12279–12282 PMID 19584252 {{doi|10.1073/pnas.0901848106}}
- Gingerich O. (2009). The Copernicus grave mystery. Proc Natl Acad Sci U S A. 106:12215–12216 PMID 19622737 {{doi|10.1073/pnas.0907491106}}
- http://www.npr.org/templates/story/story.php?storyId=97250330
- Dreyer (1953, pp. 40–52); Linton (2004, p. 20).
- Dreyer (1953, pp. 123–35); Linton (2004, p. 24).
- Archimedes refers to Aristarchus's book in ''The Sand Reckoner''. Heath's (1913, p.302) translation of the relevant passage reads: "You being King Gelon are aware that 'universe' is the name given by most astronomers to the sphere the center of which is the center of the Earth, while its radius is equal to the straight line between the center of the Sun and the center of the Earth. This is the common account as you have heard from astronomers. But Aristarchus has brought out a book consisting of certain hypotheses, wherein it appears, as a consequence of the assumptions made, that the universe is many times greater than the 'universe' just mentioned. His hypotheses are that the fixed stars and the Sun remain unmoved, that the Earth revolves about the Sun on the circumference of a circle, the Sun lying in the middle of the orbit, and that the sphere of the fixed stars, situated about the same center as the Sun, is so great that the circle in which he supposes the Earth to revolve bears such a proportion to the distance of the fixed stars as the center of the sphere bears to its surface." The bracketed insertion is in Heath's translation.
- Concise History of Solar and Stellar Physics
- Dreyer (1953, pp. 314–15).
- Photograph of a portrait of Copernicus by an unknown painter. The original was looted—possibly destroyed—by the Germans in World War II. Jan Swieczynski, ''Katalog skradzionych i zaginionych dóbr kultury'' (Catalog of Stolen and Missing Cultural Property), Warsaw, Osrodek Informacyjno-Koordynacyjny Ochrony Obiektów Muzealnych (Center of Information and Coordination for the Safeguarding of Museum Objects), 1988.
- Rosen (2004, pp. 58–59).
- Rosen (1995, pp.151–59)
- Rosen (1995, p.158)
- Koestler (1959, p.191)
- Rosen (1995, pp.187–192), originally published in 1967 in ''Saggi su Galileo Galilei ''. Rosen is particularly scathing about this and other statements in ''The Sleepwalkers'' which he criticises as inaccurate.
- Gingerich (2004), DeMarco (2004) [1]
- In fact, in the Pythagorean cosmological system the Sun was not motionless.
- Decree of the General Congregation of the Index, March 5, 1616, translated from the Latin by Finocchiaro (1989, pp.148-149). An on-line copy of Finocchiaro's translation has been made available by Gagné (2005).
- Trial of Galileo. [1]
- Fantoli (2005, pp.118–19); Finocchiaro (1989, pp.148, 153). On-line copies of Finocchiaro's translations of the relevant documents, Inquisition Minutes of 25 February, 1616 and Cardinal Bellarmine's certificate of 26 May, 1616, have been made available by Gagné (2005). This notice of the decree would not have prevented Galileo from discussing heliocentrism solely as a mathematical hypothesis, but a stronger formal injunction (Finocchiaro, 1989, p.147-148) not to teach it "in any way whatever, either orally or in writing", allegedly issued to him by the Commissary of the Holy Office, Father Michelangelo Segizzi, would certainly have done so (Fantoli, 2005, pp.119–20, 137). There has been much controversy over whether the copy of this injunction in the Vatican archives is authentic; if so, whether it was ever issued; and if so, whether it was legally valid (Fantoli, 2005, pp.120–43).
- ''Catholic Encyclopedia''.
- From the Inquisition's sentence of June 22, 1633 (de Santillana, 1976, pp.306-10; Finocchiaro 1989, pp. 287-91)
- Heilbron (2005, p. 307); Coyne (2005, p. 347).
- McMullin (2005, p. 6); Coyne (2005, pp. 346-47).
- "... as there were no natural geographical boundaries, especially in the east. Accordingly, it remains a matter of dispute to this day whether the astronomer Copernicus should be regarded as a German or a Pole." Stuart Parkes, ''Understanding Contemporary Germany'', Routledge, 1997, p. xxi. [1]
- John David North, ''Cosmos: An Illustrated History of Astronomy and Cosmology'', University of Chicago Press, 2008, p. 305. [1]
- The Genuine Copernican Cosmological Principle
- Jerzy Dobrzycki and Leszek Hajdukiewicz, "Kopernik, Mikolaj", ''Polski slownik biograficzny'', vol. XIV, 1969, p. 3.
- Barbara Bienkowska, ''The Scientific World of Copernicus'', Springer, 1973 [1]
- Eugeniusz Rybka for ''Polska Akademia Nauk'' (the Polish Academy of Sciences), ''The Review of the Polish Academy of Sciences: Nicolaus Copernicus' Relationship with Cracow'', Ossolineum, 1973, p. 23. [1]
- Marian Biskup, ''Regesta Copernicana (calendar of Copernicus' papers)'', Ossolineum, 1973, p. 16. [1]
- Josh Sakolsky, ''Copernicus and Modern Astronomy'', Rosen Publishing Group, 2005, p. 8. [1]
- Jerzy Dobrzycki and Leszek Hajdukiewicz, "Kopernik, Mikolaj", ''Polski slownik biograficzny'', vol. XIV, 1969, pp. 3-4.
- Czeslaw Milosz, ''The History of Polish Literature'', University of California Press, 1983, p. 38. [1]
- The Head Office of State Archives, Poland, "Copernicus' Biography", accessed 5/22/09, [1]
- Jerzy Dobrzycki and Leszek Hajdukiewicz, "Kopernik, Mikolaj", ''Polski slownik biograficzny'', vol. XIV, 1969, p. 4.
- Jeremi Wasiutynski, ''The Solar Mystery: An Inquiry Into the Temporal and the Eternal Background of the Rise of Modern Civilization'', Solum Forlag, 2003, p. 29. [1]
- Dobrzycki and Hajdukiewicz, ''Polski slownik biograficzny'', vol. XIV, 1969, p. 4.
- Norman Davies, ''God's Playground: A History of Poland''. [1].
- Copernicus, Nicolaus
- "Copernicus, Nicolaus", ''Encyclopedia Americana'', 1986, vol. 7, pp. 755–56.
- "Nicholas Copernicus", ''The Columbia Encyclopedia'', sixth edition, 2008. Encyclopedia.com. 18 July 2009.
- "Copernicus, Nicolaus", ''The Oxford World Encyclopedia'', Oxford University Press, 1998.
- Nicolaus Copernicus, Polish astronomer
- Nicolaus Copernicus
- [http://www.gsi.de/portrait/Pressemeldungen/14072009_e.html July 14, 2009 - Element 112 shall be named “copernicium”, www.gsi.de