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30th Anniversary of The Planetary Society
  
Explore the Saturn System with Cassini-Huygens
Space Imaging

Space Imaging

Learn how to process space images on your own computer. more»
The Sagan Fund

The Sagan Fund

The Carl Sagan Fund for the Future...supporting innovation! more»

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


Recent Additions



Dawn Dawn

Dawn Journals: Dawn Project System Engineer Marc Rayman is contributing updates on the status of Dawn to The Planetary Society Weblog! Aug 30, 2010: Getting warmer, farther from the Sun? Jul 26, 2010: A Year from Vesta Jun 27, 2010: Dawn 9.0 May 27, 2010: Surveying Vesta Apr 28, 2010: Matching...

 
Weekly Planetary Radio Trivia Contest 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 Mary Roach's "Packing for Mars"!...

 
Rosetta Rosetta

Rosetta's July 10, 2010 flyby of asteroid 21 Lutetia Visit The Planetary Society blog for updates! The European Space Agency's Rosetta is the first mission to attempt orbiting a comet and delivering a lander to its surface. One of the most ambitious and complex robotic space projects ever...

 
Hayabusa (MUSES-C) Hayabusa (MUSES-C)

Hayabusa burned up in Earth's atmosphere on Sunday, June 13 at about 14:00 UTC, sacrificing itself to return its sample capsule to Earth. The capsule landed in the Woomera Prohibited Area, Australia. Follow the latest Hayabusa events through The Planetary Society Blog. Some other key posts...

 
IKAROS IKAROS

IKAROS (Interplanetary Kite-craft Accelerated by Radiation Of the Sun) is a solar sail which gathers sunlight as propulsion by means of a large sail. This spacecraft was launched May 20, 2010 together with the Akatsuki Venus Climate Orbiter aboard an H-IIA launch vehicle. This solar powered sail...