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donate create account log in contents move to sidebar hide top 1 background 2 contents of letter toggle contents of letter subsection 2 1 doctrine of accommodation 2 2 queen of sciences 3 methodology of the letter 4 joshua argument 5 reception 6 references 7 sources 8 external links toggle the table of contents letter to the grand duchess christina 5 languages العربية español suomi français português edit links article talk english read edit view history tools tools move to sidebar hide actions read edit view history general what links here related changes upload file permanent link page information cite this page get shortened url switch to legacy parser print export download as pdf printable version in other projects wikidata item appearance move to sidebar hide from wikipedia the free encyclopedia essay by galileo the letter to the grand duchess christina is an essay written in 1615 by galileo galilei the intention of this letter was to accommodate copernicanism with the doctrines of the catholic church galileo tried to use the ideas of church fathers and doctors to show that any condemnation of copernicanism would be inappropriate the letter has been described as a hallmark in the history of the relationship between science and theology 1 and a founding text of the scientific revolution 2 cover of galileo s letter to the grand duchess christina printing of 1705 background edit christina was the daughter of charles iii of lorraine and granddaughter of catherine de medici tiberio titi portrait of christine of lorraine medici 1600 in 1611 galileo was informed by a friend cigoli that ill disposed men envious of your virtue and merits met to discuss any means by which they could damage you the number of scholars who disagreed with his discourse on floating bodies or were simply ill disposed toward galileo grew but other than one letter from niccolò lorini there was not much discussion about the issue for the remainder of the year late in 1613 galileo s former student benedetto castelli a benedictine monk and lecturer in mathematics at the university of pisa wrote to galileo about the events at a recent breakfast in pisa with the grand duke cosimo ii de medici in the course of conversation at the breakfast cosimo boscaglia a professor of philosophy argued that the motion of the earth could not be true being contrary to the bible and thus a heresy after breakfast ended castelli was called back to respond to scriptural arguments against the motion of the earth from christina castelli took on the role of theologian in response and convinced everyone there except the duchess who he thought was arguing mainly to hear his answers and boscaglia who said nothing during this dialogue 3 galileo decided to address christina because of her desire to learn more about astronomy christina s position of power would also give the letter more exposure to other nobles and church leaders justus sustermans portrait of galileo galilei 1636 galileo replied to castelli with a long letter laying out his position on the relation between science and scripture by 1615 with the controversy over the earth s motion becoming more widespread and increasingly dangerous galileo revised this letter and greatly expanded it this became the letter to the grand duchess christina the letter circulated in manuscript but was not printed until much later after the inquisition had condemned galileo it appeared in strasbourg in 1636 with both italian and latin text it was suppressed in catholic jurisdictions as were all works of galileo at that period which dealt with that subject citation needed contents of letter edit galileo outlined his argument as follows i hold the sun to be situated motionless in the center of the revolution of the celestial orbs while the earth rotates on its axis and revolves about the sun they know also that i support this position not only by refuting the arguments of ptolemy and aristotle especially some pertaining to physical effects whose causes perhaps cannot be determined in any other way and other astronomical discoveries these discoveries clearly confute the ptolemaic system and they agree admirably with this other position and confirm it 4 to further support his argument galileo outlines two key premises god has created scripture and nature they cannot contradict each other nature is independent of accommodation but scripture is produced to accommodate 5 galileo argues that these premises when taken together mean that when sensory information contradicts a long held understanding of scripture a new reading must be considered in light of that information 5 throughout the letter galileo includes quotes from st augustine for example he cites if anyone shall set the authority of holy writ against clear and manifest reason he who does this knows not what he has undertaken for he opposes to the truth not the meaning of the bible which is beyond his comprehension but rather his own interpretation not what is in the bible but what he has found in himself and imagines to be there 6 doctrine of accommodation edit galileo argues that the bible is written in a way that is accessible to even uneducated people therefore every word in the bible cannot be taken literally he cites an example in which god is described as having hands which st augustine elucidated as not being literal further galileo cites cardinal baronio the intention of the holy spirit is to teach us how one goes to heaven and not how heaven goes 5 queen of sciences edit galileo was writing this letter in the context of an ongoing debate about the relationship between theology and philosophy from medieval times theology was known as the queen of sciences galileo reinterprets this phrase to distinguish the areas of theology vs philosophy he rejects the belief that theology is the queen because it includes knowledge of all scientific fields instead he says that theology is the queen because it is a vehicle to the highest knowledge of attaining salvation methodology of the letter edit galileo starts the letter with a little flattery of the grand duchess he tries to build her up as an authority figure and then presents his own credentials to show that he has similar authority since the grand duchess was a person of high authority but did not have much knowledge in the field of astronomy galileo wrote the letter in a manner understandable to a layperson he attempts to attain the sympathy of the duchess by mentioning the unfair attacks made against his honor he tried to portray himself as a man of good will who seeks only to disclose the truth 3 he states he was motivated to write the letter to justify himself to men of religion he holds in great esteem the letter can also be seen as a political move for galileo since having a highly influential and powerful figure on his side would benefit him 7 joshua argument edit critics of the copernican system used the battle of gibeon from the tenth chapter of the book of joshua as scriptural evidence against heliocentrism in the chapter joshua asks god to stop the sun in order to lengthen the day and allow the israelites to win the battle when taken literally this story implies that the sun is mobile 8 galileo adopts an augustinian perspective while also marginalizing it later in the letter to the grand duchess he references augustine of hippo s work de genesi ad litteram which calls for either a compromise between literal translation of scripture and astronomy or an allegorical standpoint which could resolve future astronomical conflicts arising that could jeopardize the validity of the bible 8 whereas his critics took the stopping of the sun to mean that sun halts its orbit around the earth galileo interpreted it with a different astronomical viewpoint he claimed that god stopped the rotation of the sun rather than its supposed orbital motion arguing that the rotation of the sun drives the entire planetary system including the daily rotation of the earth on its axis he concluded that when god stopped the sun from spinning this also stopped the earth s rotation and so lengthened the day as joshua wished galileo thus argued that his copernican reading of the joshua passage was in fact more literal than the traditional geocentric reading galileo did not however see this as real evidence in favor of copernicanism but simply as a debating point even if we played by his opponents rules and gave scientific weight to literal readings of scripture copernicanism still won out 8 reception edit the examples and perspective in this article may not include all significant viewpoints please improve the article or discuss the issue june 2025 learn how and when to remove this message galileo wrote the letter to the grand duchess in an effort to convince her of the compatibility of copernicanism and scripture this served as a treatise under the disguise of a letter with the purpose of addressing the politically powerful as well as his fellow mathematicians and philosophers the goal of the secondary audience was targeted to whom he believed was condemning copernicus the failure of this stratagem was that he used christina as his titular audience instead of the shadow audience he truly sought to persuade the result was that he was attempting to move an audience unfamiliar with his chosen topic instead of those who were already disposed on the topic of the movement of the heavens 3 with his deprecating tone galileo effectively marks off a group of philosophers and theologians as adversaries whose faults he proceeds to define 3 within that group were progressive aristotelians including bishop dini cardinals bellarmine and barberini as well as famous jesuit astronomers at the collegio romano roman college these men were open to scientific demonstration to progress copernicus theories however galileo attacks them stating that they determine in hypocritical zeal to preserve at all costs what they believe rather than admit what is obvious to their eyes 3 this compounds his problems rather than aiding him 8 moreover his letter misses out on key facts that include the church s non attacking stance on copernicus when the canon proposed his heliocentric model a dominican theologian tolosani made an unpublished attack on the copernican system as early as 1544 furthermore the tone of the letter was combative and overly proud many resented his arrogant tone his presumption for speaking on theological matters and for crossing over from the world of mathematical astronomy into the world of natural philosophy 3 but he has ruined himself by being so much in love with his own genius and having no respect for others one should not wonder that everyone conspires to damn him 3 references edit letter to madame christina of lorraine grand duchess of tuscany interdisciplinary encyclopedia of religion and science retrieved 2025 05 27 pollmann karla 2021 commenting on a commentary modes of reception of augustine s literal commentary on genesis in brachtendorf johannes drecoll volker henning eds augustinus de genesi ad litteram ein kooperativer kommentar augustinus werk und wirkung paderborn brill ferdinand schöningh isbn 978 3 506 79128 3 1 2 3 4 5 6 7 moss john dietz 1983 galileo s letter to christina some rhetorical considerations pdf renaissance quarterly 36 4 547 576 doi 10 2307 2860733 jstor 2860733 https www inters org galilei madame christina lorraine galileo s letter to the grand duchess in 1615 1 2 3 mørkøre stigel hansen bjarke 2020 01 02 biblical hermeneutics in galileo s letter to the grand duchess christina on the issue of negative theology studia theologica nordic journal of theology 74 1 67 93 doi 10 1080 0039338x 2020 1750477 issn 0039 338x galilei galileo modern philosophy and the quest for certainty pdf web stanford edu historical context for letter to madame christina of lorraine grand duchess of tuscany concerning the use of biblical quotations in matters of science 1615 galileo galilei the core curriculum www college columbia edu retrieved 2024 01 24 1 2 3 4 reeves eileen 1991 augustine and galileo on reading the heavens journal of the history of ideas 52 4 563 579 doi 10 2307 2709966 jstor 2709966 sources edit stillman drake translator and editor 1957 discoveries and opinions of galileo new york doubleday anchor books isbn 0 385 09239 3 this has the full text of the letter with commentary as well as other short works of galileo maurice a finocchiario 1989 the galileo affair university of california press isbn 978 0 520 06662 5 this compilation of relevant original documents also includes a 43 page introduction by the author external links edit moss s galileo s letter to christina some rhetorical considerations galileo s letter to the grand duchess in 1615 fordham university modern history sourcebook on galileo galilei letter to the grand duchess christina of tuscany 1615 v t e galileo galilei scientific career observational astronomy galileo affair galileo s escapement galilean invariance galilean moons galilean transformation leaning tower of pisa experiment phases of venus celatone thermoscope works de motu antiquiora 1589 1592 le mecaniche 1593 1608 sidereus nuncius 1610 letters on sunspots 1613 letter to benedetto castelli 1613 letter to the grand duchess christina 1615 discourse on the tides 1616 discourse on comets 1619 the assayer 1623 dialogue concerning the two chief world systems 1632 two new sciences 1638 family vincenzo galilei father michelagnolo galilei brother vincenzo gamba son maria celeste daughter marina gamba mistress related and yet it moves villa il gioiello galileo s paradox galileo s ship sector museo galileo galileo s telescopes galileo s objective lens tribune of galileo galileo thermometer galileo project spacecraft galileo galilei airport galileo national telescope astronomers monument in popular culture john milton visiting galileo when a prisoner of the inquisition 1847 painting life of galileo 1943 play lamp at midnight 1947 play galileo 1968 film galileo 1975 film galileo 1992 song starry messenger 1996 book galileo s daughter a historical memoir of science faith and love 1999 book galileo galilei 2002 opera galileo s dream 2009 novel galileo 2024 musical retrieved from https en wikipedia org w index php title letter_to_the_grand_duchess_christina oldid 1370545085 categories essays by galileo galilei 1615 essays hidden categories articles with short description short description matches wikidata all articles with unsourced statements articles with unsourced statements from may 2009 articles needing more viewpoints from june 2025 this page was last edited on 21 august 2026 at 19 21 utc page was rendered with parsoid text is available under the creative commons attribution sharealike 4 0 license additional terms may apply by using this site you agree to the terms of use and privacy policy wikipedia is a registered trademark of the wikimedia foundation inc a non profit organization privacy policy about 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