NASA Universe:
Beautiful Science
NASA Universe:
Aristotle: On the heavens and the earth, 1495
NASA Universe:
Ptolemy, Almagest, 1279
NASA Universe:
Copernicus: On the revolution of heavenly bodies, 1566
NASA Universe:
Copernicus detail
NASA Universe:
Kepler, Astonomia nova, 1609
NASA Universe:
Kepler detail
NASA Universe:
Tycho Brahe, Astronomy renewed, 1610
NASA Universe:
Newton's Principia, 1687
NASA Universe:
Newton detail
NASA Universe:
Copernican view
NASA Universe:
Letter written by Annie Jump Cannon
NASA Universe:
Letter from Albert Einstein to George Ellery Hale
NASA Universe:
Edwin Hubble's logbook for 100-inch Mt. Wilson telescope
NASA Universe:
Galileo Galilei, Starry messenger, 1610
NASA Universe:
Christiaan Huygens, Saturn's system 1659
NASA Universe:
Newton's "An Account of a New Kind of Telescope, invented by Mr. Isaac Newton" 1672
NASA Universe:
Ptolemian view
NASA Universe:
Copernican view
NASA Universe:
Display of letters
NASA Universe:
On the telescope
NASA Universe:
Early lightbulbs
NASA Universe:
Early lightbulbs
NASA Universe:
Faraday's Experimental researches in electricity, 1846
NASA Universe:
Volta, 1809
NASA Universe:
Benjamin Franklin, Experiements and observations on electricity, 1750s
NASA Universe:
Newton, on light.
NASA Universe:
Newton detail
NASA Universe:
Newton, on light and colors - his first publication
NASA Universe:
Rene Decartes, Discours de la methode
