#Mean Quotes #Differences Quotes #Evil Quotes
Clyde Tombaugh
Astronomer
Edmond Halley
Astronomer
Edwin Powell Hubble
Astronomer
Galileo Galilei
Physicist
Harlow Shapley
Astronomer
Isaac Newton
Physicist
Johannes Kepler
Mathematician
John Herschel
Baronet Herschel
Tycho Brahe
Nobleman