Carl Sagan
Claudius Ptolemy
Born: Est. 85-100 ADDied: Est. 165-170 AD
Hometown: Alexandria, Egypt
Current City: Rome, Italy
Family: Descended from a Greek family living in Egypt
School: Unknown, Theon of Smyrna is regarded as his teacher
Neil Armstrong
Neil deGrasse Tyson
NASA
Galileo Galilei
Nicolaus Copernicus
Cartography
Astronomy
Mathematics
Geography
Music
Optics
Theon of Smyrna
Hipparchus of Rhodes
Joseph-Jérôme Lefrançais de Lalande
Pierre-Simon Laplace
Jean Baptiste Joseph Delambre
Tycho Brahe
💬 4
💬 2
💬 0
💬 0
💬 0
💬 3
💬 1
💬 0
💬 0
💬 0