Planetary Science

More Stories in Planetary Science

  1. plumes of water vapor from Saturn's moon Enceladus
    Planetary Science

    Enceladus’ plumes might not come from an underground ocean

    The celebrated plumes of Saturn’s moon Enceladus could come from pockets of watery mush in the moon’s icy shell, simulations suggest.

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  2. The rover Perseverance sits in the foreground with the red, rocky landscape and red-tinted sky in the background
    Space

    Spacecraft in 2021 set their sights on Mars, asteroids and beyond

    This year, a bevy of new missions got under way on Mars and spacecraft prepared to visit asteroids.

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  3. image of the Ingenuity helicopter flying towards the Perseverance rover with a red to purple color overlay
    Planetary Science

    Ingenuity is still flying on Mars. Here’s what the helicopter is up to

    NASA’s Ingenuity craft was originally planned to operate only 30 Martian days.

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  4. illustration of exoplanet GJ 367b next to a glowing red star
    Planetary Science

    This tiny, sizzling exoplanet could be made of molten iron

    A newly discovered exoplanet that whips around its star in less than eight hours is smaller than Earth, as dense as iron and hot enough to melt.

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  5. illustration of the space rock Kamoʻoalewa drifting above the moon, with Earth in view in the distance
    Space

    A space rock called Kamoʻoalewa may be a piece of the moon

    New observations reveal the possible origins of a mysterious object called Kamoʻoalewa. It could be the wreckage from an ancient impact on the moon.

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  6. image of Pluto's dark side
    Planetary Science

    Pluto’s dark side reveals clues to its atmosphere and frost cycles

    Light from Pluto’s moon Charon illuminated the dwarf planet’s farside offering clues about how nitrogen cycles between its surface and its atmosphere.

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  7. image of Perseverance rover from above, landing on Mars
    Planetary Science

    What the Perseverance rover’s quiet landing reveals about meteor strikes on Mars

    InSight tried to detect seismic waves created by the arrival of its sister mission, helping scientists uncover how Mars absorbs energy from impacts.

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  8. illustration of the Lucy spacecraft approaching an asteroid
    Space

    5 cool things to know about NASA’s Lucy mission to the Trojan asteroids

    NASA’s Lucy is the first spacecraft to head to the two giant clumps of space rocks that tag along in Jupiter’s orbit.

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  9. image of earthshine
    Earth

    Earth is reflecting less light. It’s not clear if that’s a trend

    A decrease in Earth’s reflectance shows our planet is absorbing more solar radiation, but it’s not clear if the trend will last.

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