Planetary Science

  1. InSight lander
    Planetary Science

    NASA’s InSight lander has touched down safely on Mars

    NASA’s InSight lander just touched down on Mars for a years-long study of the Red Planet’s insides.

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  2. a black and white image of the Horowitz crater
    Planetary Science

    An orbiter glitch may mean some signs of liquid water on Mars aren’t real

    The way that scientists process data from a Mars orbiter creates what look like signs of saltwater, but may actually be nothing, a study finds.

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  3. Science & Society

    Readers react to the SN 10 and Jocelyn Bell Burnell

    Readers expressed their thoughts about the SN 10 scientists, Saturn's hexagons and Jocelyn Bell Burnell.

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  4. Mars crater
    Planetary Science

    NASA’s Mars 2020 rover will look for ancient life in a former river delta

    NASA’s Mars 2020 rover is going to Jezero crater, the site of an ancient river delta that may harbor signs of life.

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  5. illustration of two CubeSats
    Planetary Science

    Tiny satellites will relay news of InSight’s Mars landing in minutes, not hours

    NASA’s InSight Mars lander brought along two tiny CubeSats to send details about the spacecraft’s landing to Earth in almost real time.

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  6. star VVV-WIT-07
    Astronomy

    Astronomers spot another star that flickers like Tabby’s star

    The irregular flickering of star VVV-WIT-07 is reminiscent of Tabby’s star, which brought speculation of alien megastructures.

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  7. a dust satellite
    Astronomy

    One of Earth’s shimmering dust clouds has been spotted at last

    Almost 60 years after a Polish astronomer spotted clouds of dust orbiting Earth near the moon, astronomers have detected those clouds again.

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  8. moon
    Planetary Science

    China is about to visit uncharted territory on the moon

    The next two Chinese missions to the moon will visit places no spacecraft has been before. The rest of the world wants a piece of the lunar action.

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  9. cosmic microwave
    Planetary Science

    Hints of Oort clouds around other stars may lurk in the universe’s first light

    Sifting through the universe’s early light could reveal planetary graveyards orbiting other stars.

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  10. Ceres, as seen by Dawn spacecraft
    Planetary Science

    Dawn, the first spacecraft to orbit 2 alien worlds, has gone silent

    The Dawn probe, which hopped between two objects in the asteroid belt during its seven-year mission, ran out of fuel and stopped calling home.

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  11. Dione
    Planetary Science

    Saturn’s moon Dione has stripes like no others in the solar system

    Icy moon Dione has long, thin, bright lines at its equator that run surprisingly parallel to each other for tens to hundreds of kilometers.

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  12. Europa icy spires
    Planetary Science

    Spiky ice spires may stud the equator of Jupiter’s moon Europa

    Fields of jagged ice spires, if they exist, could affect where future spacecraft land on the Jovian moon.

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