Editing 1609 in science

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The year '''1609 in [[science]]''' and [[technology]] involved some significant events.
[[Image:Astronomia Nova.jpg|thumb|left|175px|Title Page of Kepler's ''Astronomia nova'']]

==Astronomy==
* July 26 – [[English people|English]] scientist [[Thomas Harriot]] becomes the first to draw an astronomical object after viewing it through a [[telescope]]: he draws a map of the [[Moon]], preceding [[Galileo]] by several months.<ref>{{cite web|url=http://news.bbc.co.uk/1/hi/sci/tech/7827732.stm|first=Christine|last=McGourty|title='English Galileo' maps on display|publisher=[[BBC News]]|date=2009-01-14|accessdate=2012-07-04}}</ref><ref>{{cite web|url=http://galileo.rice.edu/sci/harriot_moon.html|work=The Galileo Project|title=Thomas Harriot's Moon Drawings|year=1995|accessdate=2012-07-04}}</ref>
* [[Johannes Kepler]] publishes ''[[Astronomia nova]]'', containing his first two [[Kepler's laws of planetary motion|laws of planetary motion]].

==Biology==
* [[Charles Butler (beekeeper)|Charles Butler]] publishes ''The Feminine Monarchie, or, A Treatise Concerning Bees''.

==Exploration==
* April 4 – [[Henry Hudson]] sets out from [[Amsterdam]] in the ''[[Halve Maen]]''.<ref>{{cite book|last=Hunter|first=Douglas|year=2009|title=Half Moon: Henry Hudson and the voyage that redrew the map of the New World|location=London|publisher=Bloomsbury Press|isbn=1-59691-680-X|page=[https://archive.org/details/halfmoonhenryhud00hunt/page/11 11]|url=https://archive.org/details/halfmoonhenryhud00hunt/page/11}}</ref>
** August 28 – Hudson finds [[Delaware Bay]].
** September 11–12 – Hudson sails into [[Upper New York Bay]]<ref>{{cite web|url=http://blog.insidetheapple.net/2008/09/new-yorks-many-911-anniversaries-staten.html|last=Nevius|first=Michelle|author2=James|title=New York's many 9/11 anniversaries: the Staten Island Peace Conference|work=Inside the Apple: A Streetwise History of New York City|date=2008-09-08|accessdate=2011-10-25}}</ref> and begins a journey up the [[Hudson River]].<ref>{{cite book|last=Juet|first=Robert|chapter=Juet's Journal of Hudson's 1609 Voyage|year=1625|title=Hakluytus Posthumus, or Purchas his Pilgrimes|volume=4|editor=Purchas, Samuel|editor-link=Samuel Purchas}}</ref>

==Medicine==
* [[Louise Bourgeois Boursier]] publishes ''Diverse Observations on Sterility; Loss of the Ovum after Fecundation, Fecundity and Childbirth; Diseases of Women and of Newborn Infants'' in [[Paris]], the first book on [[obstetrics]] written by a woman.<ref>{{cite book|last=Anzovin|first=Steven|title=Famous First Facts|year=2000|publisher=H. W. Wilson Co|isbn=0-8242-0958-3|url=https://archive.org/details/famousfirstfacts00anzo}}</ref>
* [[Jacques Guillemeau]] publishes ''De l'heureux accouchement des femmes'' in which he describes a method of assisted [[breech delivery]].

==Technology==
* [[Cornelius Drebbel]] invents the [[thermostat]].

==Births==
* June 29 – [[Pierre Paul Riquet]], French engineer and canal builder (died 1680)
* October 8 – [[John Clarke (Baptist minister)|John Clarke]], English physician (died [[1676 in science|1676]])

==Deaths==
* March 26 – [[John Dee (mathematician)|John Dee]], [[English people|English]] [[Alchemy|alchemist]], [[astrologer]] and [[mathematician]] (born [[1527 in science|1527]])<ref>{{cite web|first=R. Julian|last=Roberts|title=Dee, John (1527–1609)|work=[[Oxford Dictionary of National Biography]]|publisher=Oxford University Press|year=2004|url=http://www.oxforddnb.com/view/article/7418|accessdate=2011-04-18|doi=10.1093/ref:odnb/7418}} {{ODNBsub}}</ref>
* April 4 – [[Carolus Clusius]], [[Flanders|Flemish]] [[botanist]] (born [[1525 in science|1525]])
* August 4 – [[Joseph Duchesne]], [[French people|French]] physician and alchemist (born c.[[1544 in science|1544]]).<ref>{{cite web |title=Joseph Du Chesne (Sieur de la Violette, 1544-1609) |url=https://data.bnf.fr/fr/12396854/joseph_du_chesne/ |website=data.bnf.fr |publisher=Bibliothèque nationale de France |access-date=23 December 2020}}</ref>
* August 16 – [[André du Laurens]], French physician and [[gerontologist]] (born [[1558 in science|1558]]).<ref name="Bayle1711">{{cite book|author=Pierre Bayle|title=Dictionnaire historique et critique|url=https://books.google.com/books?id=4FpDAAAAcAAJ&pg=PA69|year=1711|publisher=P. Brunel|pages=69}}</ref>
* December – [[Oswald Croll]], [[German people|German]] [[Iatrochemistry|iatrochemist]] (born c. [[1563 in science|1563]])

==References==
{{Reflist}}

[[Category:1609 in science| ]]
[[Category:17th century in science]]
[[Category:1600s in science]]