“We must not be too surprised if some of these are returned to us from the moon in the form of meteors.”— Francis William Aston
“Everything has a natural explanation. The moon is not a god but a great rock, and the sun a hot rock.”— Anaxagoras
“We may pronounce that they are all stock'd with Plants, and Trees, and Animals, as well as we.”— Christiaan Huygens
“For my confirmation, I didn't get a watch... I got a telescope. My mother gave it to me.”— Wernher von Braun
“Geology, in the magnitude and sublimity of the objects of which it treats, undoubtedly ranks, in the scale of the sciences, next to astronomy.”— John Herschel
“A Man that is of Copernicus’s Opinion, that this Earth of ours is a Planet, cannot but sometimes have a fancy that the rest of the Planets have their Dress and Furniture, nay and their Inhabitants too as well as this Earth of ours.”— Christiaan Huygens
“I demonstrate by means of philosophy that the earth is round, and is inhabited on all sides; that it is insignificantly small, and is borne through the stars.”— Johannes Kepler
“We can now read the story of the stars. It is the story of a battle between two giant forces – gravitation and radiation.”— Henry Norris Russell
“I have always felt that I am a soul-less sort of creature, and that it is the lens and the photographic plate that do the work.”— Edward Emerson Barnard
“The massive bulk of the earth does indeed shrink to insignificance in comparison with the size of the heavens.”— Nicolaus Copernicus