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  1. Renew Membership | The Planetary Society

    Renew your membership The Planetary Society and continue to join fellow space enthusiasts in advancing space science and exploration.

  2. Membership | The Planetary Society

    Explore the membership options of The Planetary Society and join fellow space enthusiasts in advancing space science and exploration.

  3. Mars, the red planet - The Planetary Society

    The Planetary Society advocates for scientifically motivated planetary protection policies, like those described by The National Academies of Sciences, Engineering, and Medicine, that …

  4. A billion dollars short: A progress report on… | The Planetary Society

    Aug 21, 2024 · An overview of the planetary decadal’s recommendations is available here. In brief, the planetary decadal identifies 12 priority science questions and a comprehensive set of …

  5. The Planetary Exploration Budget Dataset

    NASA's planetary science budget, adjusted for inflation. Data normalized to maintain consistent accounting of launch costs and to remove Deep Space Network infrastructure costs between …

  6. Of inclinations and azimuths | The Planetary Society

    Apr 11, 2012 · A classified U.S. military satellite recently launched into an orbital inclination of 123 degrees. What makes this trajectory so unique? Pondering the…

  7. Five steps to prevent asteroid impacts | The Planetary Society

    Jun 30, 2015 · The Planetary Society works to defend our planet by advocating to policymakers, educating the public, and supporting the work of astronomers who find and track near-Earth …

  8. Alan Stern - The Planetary Society

    Dr. Alan Stern is a planetary scientist, space program executive, aerospace consultant, and author. He leads NASA’s $880M New Horizons mission that successfully explored the Pluto …

  9. China targets its first planetary defense test mission

    Jul 2, 2024 · China’s first planetary defense test is taking shape. The ambitious mission will use a single launch to observe and impact a near-Earth asteroid.

  10. Akatsuki, the Venus Climate Orbiter | The Planetary Society

    The Japanese Akatsuki mission entered orbit around Venus in 2015, searching for clues on how the planet's atmosphere works.