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Discovery Selections

  • Selected 3 full missions and 3 Missions of Opportunity on October 31st

  • Missions received $1.2M to conduct concept studies (Phase-A) over a 7 month period

  • NASA may choose one or more missions to continue

    • If selected to continue: cost cap is $425M.

  • MOO will receive $250K to refine concept

    • If selected to continue: cost cap at $35M.

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Selected Phase-A Full Missions

  • GRAIL: Gravity Recovery and Interior Laboratory - Maria Zuber (PI), MIT — Produce a uniform, global, high-quality gravity field mapping of the Moon that will allow for unprecedented modeling of its internal structure and thermal history.

  • OSIRIS: Origins Spectral Interpretation, Resource Identification, and Security - Michael Drake (PI), University of Arizona — Survey asteroid 1999 RQ36 and provide return of uncontaminated surface sample to Earth.

  • Vesper: Venus Chemistry and Dynamics Orbiter - Gordon Chin (PI), NASA GFSC — Advance our understanding of the atmospheric composition and dynamics of Venus, especially its photochemistry.

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