Tabla de Contenidos: “…The confirmation of continental drift / Hurley -- The lunar orbiter missions to the moon / Levin, Viele, and Eldrenkamp -- Radar observations of the planets / Shapiro -- The atmospheres of Mars and Venus / Eshleman -- The discover of Icarus / Richardson -- Jupiter's Great Red Spot / Hide -- The solar system beyond Neptune / Gingerich -- The solar chromosphere / Athay -- The solar wind / Parker -- Neutrinos from the sun / Bahcall -- Life outside the solar system / Huang -- The Crab Nebula / Oort -- The youngest stars / Herbig -- Dying stars / Greenstein -- Stellar populations / Burbidge and Burbidge -- The arms of the galaxy / Bok -- Interstellar grains / Greenberg -- Hydroxyl radicals in space / Robinson -- Pulsating stars and comic distances / Kraft -- Hydrogen in galaxies / Roberts -- The evolution of galaxies / Arp -- Exploding galaxies / Sandage -- Seyfert galaxies / Weymann -- X-Ray astronomy / Friedman -- The infrared sky / Neugebauer and Leighton -- Ultraviolet astronomy / Goldberg -- Pulsars / Hewish -- The Red-Shift / Sandage -- The evolutionary universe / Gamow -- The problme of the Quasi-stellar objects / Burbidge and Hoyle -- The primeval fireball / Peebles and Wilkinson -- Cosmology before and after quasars / Sciama -- The origin of galaxies / Rees and Silk.…”