Editing 1603 in science

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The year '''1603 in [[science]]''' and [[technology]] involved some significant events.

==Astronomy==
* [[Johann Bayer]] publishes the [[Star cartography#Star atlases|star atlas]] ''[[Uranometria]]'', the first to cover the entire [[celestial sphere]],<ref>{{cite book|first=Isaac|last=Asimov|authorlink=Isaac Asimov|title=[[Asimov's Biographical Encyclopedia of Science and Technology]]|edition=2nd}}</ref> and introducing a new system of star designation which becomes known as the [[Bayer designation]].
* [[Dutch people|Dutch]] explorer [[Frederick de Houtman]] publishes his observations of the southern hemisphere [[constellation]]s.<ref>As a supplement to his [[grammar]] and dictionary of the [[Malay language|Malay]] and [[Malagasy language]]s, {{cite book|first=Fr.|last=de Houtman|title=Spraeck ende woord-boeck, in de Maleysche ende Madagaskarsche talen, met vele Arabische ende Turcsche woorden. Inhoudende twaelf tsamensprekeninghen inde Maleysche, ende drie in de Madagaskarsche spraken, met alderhande woorden ende namen, ghestela naer dordre vanden A.B.C. alles int Nederduytsch gestellt: noch zijn hier byghevoecht de declinatien van vele vaste Sterren, staende ontrent den Zuyd-pool|location=[[Amsterdam]]|publisher=Jan Evertsz. Cloppenburch|year=1603|url=http://objects.library.uu.nl/reader/index.php?obj=1874-205055&lan=en#page//25/21/32/25213223606406628589176308896733666129.jpg/mode/1up|accessdate=2012-01-02}}</ref>

==Exploration==
* [[Acadia]], the [[France|French]] [[colony]] in [[North America]], is founded.

==Mathematics==
* [[Pietro Cataldi]] finds the sixth and seventh [[perfect number]]s.<ref>{{cite book|first=Tony|last=Crilly|title=50 Mathematical Ideas you really need to know|location=London|publisher=Quercus|year=2007|isbn=978-1-84724-008-8|page=41}}</ref>

==Medicine==
* [[Girolamo Fabrici]] studies leg [[vein]]s and notices that they have [[valve]]s which only allow [[blood]] to flow toward the [[heart]].

==Institutions==
* August 17 – [[Accademia dei Lincei]], the oldest scientific academy in the world, is founded in [[Rome]] by [[Federico Cesi]].

==Births==
* September 15 – [[John Jonston]], [[Polish–Lithuanian Commonwealth|Polish]] [[naturalist]] and [[physician]] (died [[1675 in science|1675]])
* [[Blaise Francois Pagan]], French [[military engineer]] (died [[1665 in science|1665]])
* [[Abel Tasman]], [[Dutch people|Dutch]] [[List of explorers|explorer]] (died [[1659 in science|1659]])

==Deaths==
* February 23 – [[François Viète]], [[French people|French]] [[mathematician]] (born [[1540 in science|1540]])
* [[Robert Alaine]], [[English people|English]] [[astronomer]] (born [[1558 in science|1558]])

==References==
{{reflist}}

[[Category:1603 in science| ]]
[[Category:17th century in science]]
[[Category:1600s in science]]