Voyager: Exploring the Outer PlanetsFTL Publications, 4 de set. de 2009 In 1977, NASA launched the space probes Voyager 1 and Voyager 2 to explore Jupiter, Saturn, Uranus, and Neptune. This book tells of what was known about those planets and their moons before the Voyager missions, as well as what Voyager discovered about those planets and their moons. This book is written for the middle-grade reader, and can be enjoyed by readers age 12 and up. |
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Adrastea asteroid belt Astronomers think auroras back to Earth backup transmitter bands boost in speed bright cameras cause cloud tops color craters crust Dark Spot discovered Earth-years Earth’s moon Enceladus Epimetheus Galilean moons Ganymede GRAVITY BOOST gravity pulls hit the planet Hyperion Iapetus impact crater infrared radiation detectors Jupiter and Saturn Jupiter’s radiation field Known Before Voyager large moons largest launched layer magnetic field main rings Mars metallic hydrogen miles Mimas moon’s moon's surface NASA scientists NASA sent Neptune Nereid nitrogen outer planets Phoebe planetary moons planets and moons Pluto radio signals reach Jupiter ring particles Roche Limit rock rotates Saturn Saturn's moons Scientists believe Scientists think Solar System space probes spacecraft star sulfur telescopes Tethys thrusters Titan Stage Titan-Centaur rocket Titania Triton Umbriel Uranus Uranus and Neptune Uranus’s Venus volcanoes Voyager 2’s Voyager probes Voyager Project Voyager’s Voyager's photographs showed Voyagers Found water ice