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Stories, updates, insights, and original analysis from The Planetary Society.

Discovery Finalists

Van Kane rounds up the missions selected to move onto the next round in NASA's Discovery proposal process.

Discovery Lives

Last month teams of scientists from around the United States submitted proposals for the thirteenth mission in NASA’s Discovery program. Jason Callahan discusses this latest round of proposals.

Selecting the Next Creative Idea for Exploring the Solar System

With the release of the official Announcement of Opportunity (AO) early in November, NASA has officially begun the competition to select its next low cost ($450M) Discovery program planetary mission. Because planetary scientists are free to propose missions to any destination in the solar system other than the sun and Earth, these competitions bring out the creativity in the planetary science program.