Astronomy

  1. Astronomy

    Black hole collisions evade detection

    The environment in the centers of some galaxies might inhibit gravitational waves radiating from supermassive black holes, a new study suggests.

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  2. Astronomy

    First known exoplanets have few counterparts

    The first known exoplanets were discovered around pulsars — probably one of the least likely places to have been found, astronomers now say.

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  3. Astronomy

    Two stars were once considered coldest known

    Two stars once thought to be the coldest known are actually scorching compared with some truly frigid brown dwarfs.

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  4. Astronomy

    Go to Green Bank to listen to the stars

    Visitors to the Green Bank Telescope in West Virginia get a close-up with the world’s largest movable land object.

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  5. Astronomy

    Nearby quasar may be home to dynamic duo

    A pair of black holes left over from a galaxy collision might live in the nearest quasar to Earth.

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  6. Astronomy

    Eight more galaxies found orbiting the Milky Way

    The dozens of satellite galaxies that orbit the Milky Way make excellent laboratories for studying dark matter.

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  7. Astronomy

    Eight more galaxies found orbiting the Milky Way

    The dozens of satellite galaxies that orbit the Milky Way make excellent laboratories for studying dark matter.

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  8. Astronomy

    Choose Ninja, Cervantes or Rosalind as names for exoplanets

    Names for 20 exoplanets are in the hands of a discerning online audience.

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  9. Planetary Science

    Comet 67P, Rosetta spacecraft cozy up to the sun

    Comet 67P is shooting off brilliant jets of gas and dust as it swings in close to the sun, giving scientists clues to the space rocks chemical composition.

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  10. Astronomy

    Lucy’s new neighbor, downloading New Horizon’s data and more reader feedback

    Readers discuss why Pluto's data will take so long to get to Earth, the role the cerebellum plays in creative thinking and more.

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  11. Astronomy

    24-eyed telescope takes full-sky movies every night

    The Evryscope, a 24-telescope array in northern Chile, will nearly continuously watch for changes in the southern sky.

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  12. Astronomy

    Young black holes evade detection

    Supermassive black holes should be growing in the first billion or so years after the Big Bang, but astronomers can’t find them.

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