Planetary Science

More Stories in Planetary Science

  1. Planetary Science

    An asteroid may have exploded over Antarctica about 2.5 million years ago

    Tiny spherules of rock found in Antarctic ice may point to the oldest known “airburst,” or midair disintegration of an incoming asteroid.

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  2. Planetary Science

    Bacteria that can make humans sick could survive on Mars

    Experiments suggest that common illness-causing microbes could not only survive on the Red Planet but also might be able to thrive.

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  3. Planetary Science

    NASA’s Ingenuity helicopter officially ends its mission on Mars

    NASA’s Ingenuity helicopter suffered damage during a recent flight and has ended its mission on Mars after nearly three years on the Red Planet.

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  4. Planetary Science

    Salt may have carved out Mercury’s terrains, including glacierlike features

    Mercury may contain a planetwide cache of salt that has sculpted chaotic terrain and possibly even habitable niches.

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  5. Planetary Science

    A toxic gas that could help spawn life has been found on Enceladus

    Cassini data indicate that hydrogen cyanide, a key building block for life, exists on Saturn’s icy moon. A snakelike NASA robot might test for sure.

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  6. Space

    In 2023, space missions explored the moon, asteroids and more

    This year, spacecraft landed on the moon, dropped off asteroid samples to Earth and started a journey to Jupiter's icy moons.

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  7. Planetary Science

    Giant polygon rock patterns may be buried deep below Mars’ surface

    A Chinese rover used radar to reveal long-buried terrain that might hint that Mars’ equator was once much colder and wetter.

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  8. Planetary Science

    50 years ago, the first probe to visit Mercury launched

    In the 1970s, NASA’s Mariner 10 became the first spacecraft to visit Mercury. Only one other probe has made the journey and another one is on its way.

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  9. Planetary Science

    JWST spotted a new speedy jet stream in Jupiter’s atmosphere

    Seen in images from the James Webb Space Telescope, the high-altitude feature may help untangle the inner workings of the giant planet’s atmosphere.

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