Planetary Science

  1. Planetary Science

    Five surprising discoveries about Pluto

    Here are five key (though not necessarily new) findings in the paper that epitomize the surprising complexity of the Pluto system.

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  2. Planetary Science

    Ancient Mars had long-lasting lakes of liquid water

    New evidence gathered by NASA’s Curiosity rover suggests Gale Crater once contained a stable lake of liquid water.

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  3. Planetary Science

    Ceres mountains and craters named for food

    A host of agricultural spirits are immortalized on several craters and mountains on the dwarf planet Ceres.

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  4. Planetary Science

    Salt streaks sign of present-day water flows on Mars

    Salt deposits on Mars hint at contemporary seasonal water flows on the Red Planet.

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  5. Planetary Science

    Salt streaks point to present-day water flows on Mars

    Salt deposits on Mars hint at contemporary seasonal water flows on the Red Planet.

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  6. Planetary Science

    67P reveals recipe for a comet

    Rosetta’s comet 67P probably started out as two smaller comets.

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  7. Planetary Science

    Mysterious circles appear, grow on comet

    The Rosetta spacecraft caught five circular depressions quickly spreading across a region of comet 67P.

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  8. Planetary Science

    ‘The Martian’ is entertaining science fiction rooted in fact

    With NASA’s help, filmmakers made story of astronaut stranded on Mars believable.

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  9. Planetary Science

    Enceladus’ ocean goes global

    A subsurface liquid water ocean envelops Saturn’s icy moon Enceladus.

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  10. Planetary Science

    Mars’ ionosphere mystery explained

    A decades-old disagreement between the Viking landers and spacecraft buzzing around Mars might come down to what time of day each was investigating the Red Planet’s ionosphere.

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  11. Planetary Science

    Satellite captures double solar eclipse in action

    NASA’s Solar Dynamics Observatory caught a rare double eclipse as both Earth and the moon partially blocked the sun.

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  12. Planetary Science

    Asteroid impacts may explain Venus’ missing oxygen

    Asteroid impacts on Venus might have helped sequester oxygen left behind when Earth’s sister planet lost its water, new simulations show.

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