Astronomer
Jan Oort
Astronomer
Brian O’Leary
Astronomer
Ormsby M. Mitchel
Astronomer
Grote Reber
Astronomer
Edward Sabine
Astronomer
Annie Jump Cannon
Astronomer
Tycho Brahe
Astronomer
Maria Mitchell
Astronomer
Ulugh Beg
Astronomer
Astronomer
Astronomer
Astronomer
Astronomer
Astronomer
Astronomer
Astronomer
Astronomer
Astronomer