Description and star maps of major constellations: Ursa Minor; Ursa Major; Gemini; Cassiopeia; Andromeda; Perseus; Cepheus; Hercules; Orion; Canis Major; Scorpius; Cygnus; Lyra; Aquila; Legends, speculation, and pioneers of space travel, from Daedalus and Icarus through X-15, Vostok, and Project Mercury; Professor George Ellery Hale proposes a telescope with a 200-inch mirror, then supervises its construction through great difficulties. The telescope is installed at Mount Palomar after Hale's death.; Development of glass, lenses, eyeglasses, and the first telescopes; Description of the Moon, legends about the Moon, and the first space probes to the Moon.; Facts about the stars.; Description of planets Jupiter and Saturn.; William Herschel discovers Uranus.; Following Percival Lowell's lead, Clyde Tombaugh discovers Pluto.; Description of the asteroids.; Fact and fiction about the Sun.; Description of the Earth's place in the universe.; Theories on the formation of the universe, and the likelihood of life elsewhere in it.; Development of knowledge about the solar system; Description of planet Mercury; Description of planet Venus; Description of planet Mars; Description of comets and meteors.; Explanation of lunar eclipses; Description of planet Earth; Description of planet Uranus.; Description of planet Neptune.; Dsecription of planet Pluto.; Description of solar eclipses.; Explanation of light years.