David Origanus

David Origanus or David Tost (9 July 1558, Glatz, Silesia – 11 July 1628/1629[1], Frankfurt (Oder)) was a German astronomer and professor for Greek language and Mathematics at the University of Frankfurt (Oder), where he had also studied.

He observed numerous comets and published about Ephemeris in 1599 and 1609. In contrast to Tycho Brahe, he was convinced that the Earth rotates.[2]

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