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Take a journey through space. Visit the planets, moons, asteroids, and comets that wander our planetary neighborhood and learn about the spacecraft that send us information and images about our solar system. Then, look beyond — explore newly-discovered planets orbiting other stars and search for life beyond Earth. Society Projects
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Weekly Planetary Radio Trivia Contest
Each Monday, Planetary Radio asks listeners a question. Listeners must send in their answers to planetaryradio@planetary.org by the following Monday. The winner will be chosen by a random drawing from among all the correct entries received. This week's prize is a Planetary Radio T-Shirt and a...
Chandrayaan-1
Chandrayaan-1 has reached the Moon! It launched on October 22 at 00:52 UTC, and arrived on November 8 at 11:21 UTC. Visit The Planetary Society Blog for the latest news. The coming era in space exploration is proving to be one with increased interest in the Moon, with missions from ESA, China,... Space TopicsLearn about space by exploring these and many more topics! Contests, Events, and Awards
Extrasolar PlanetsHow It WorksNear Earth ObjectsOur Solar System
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