Astronomy

  1. Planetary Science

    Here’s what you might have missed in space this year

    Missions to Jupiter and Saturn made big headlines, and 2017 also saw exciting updates from missions of years past.

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  2. Physics

    These 2017 discoveries could be big news, if they turn out to be true

    Some findings reported in 2017 are potentially big news, if they hold up to additional scientific scrutiny.

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  3. Astronomy

    NASA’s next stop will be Titan or a comet

    The finalists for NASA’s next solar system mission aim to send a drone to Saturn’s largest moon or to return samples from a comet.

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  4. Astronomy

    Smothered jet may explain weird light from neutron star crash

    The neutron star collision whose gravitational waves were detected is still glowing in radio waves. The source of those waves might be a new phenomenon.

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  5. Astronomy

    The sun’s outer atmosphere is far more complex than previously thought

    The outer corona of the sun was thought to be smooth and uniform. New observations show it’s anything but.

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  6. Astronomy

    Our first interstellar visitor may be a camouflaged comet

    Originally thought to be a rocky asteroid, an interstellar traveler may have a comet’s icy heart.

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  7. Astronomy

    AI has found an 8-planet system like ours in Kepler data

    An AI spotted an eighth planet circling a distant star, unseating the solar system as the sole record-holder for most known planets.

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  8. Planetary Science

    Saturn’s rings are surprisingly young and may be from shredded moons

    Final data from the Cassini spacecraft put a date and a mass on the gas giant’s iconic rings.

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  9. Science & Society

    These are the most-read Science News stories of 2017

    From Cassini and eclipses to ladybugs and dolphins, Science News online readers had a wide variety of favorite stories on our website.

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  10. Science & Society

    2017 delivered humility, and proved our potential

    Acting Editor in Chief Elizabeth Quill reflects on some of the top scientific stories of 2017.

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  11. Astronomy

    This year’s neutron star collision unlocks cosmic mysteries

    A rare and long-awaited astronomical event united thousands of astronomers in a frenzy of observations.

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  12. Astronomy

    Seven Earth-sized planets entered the spotlight this year

    The discovery of seven Earth-sized planets orbiting a single cool star fuels a debate over what counts as good news in the search for life outside the solar system.

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