Astronomy

More Stories in Astronomy

  1. Astronomy

    A claimed hint of alien life whips up spirited debate

    Astronomers have a lot of thoughts about the latest paper claiming we’ve found the strongest hints of alien life yet on the distant planet K2 18b.

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  2. Space

    A NASA rover finally found Mars’ missing carbon

    The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.

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  3. Astronomy

    Yes, there really is a black hole on the loose in Sagittarius

    Astronomers now agree: They’ve spotted the first isolated stellar-mass black hole ever seen.

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  4. Astronomy

    A nebula’s X-ray glow may come from a destroyed giant planet

    Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.

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  5. Space

    The nearest single star to Earth has four small planets

    Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

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  6. Cosmology

    New baby pictures of the universe deepen a cosmic mystery

    Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

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  7. Astronomy

    The Milky Way’s black hole is constantly bubbling

    The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.

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  8. Astronomy

    Citizen scientists make cosmic discoveries with a global telescope network

    On balconies and in backyards, Wi-Fi–enabled telescopes are connecting astronomy enthusiasts across six continents.

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  9. Astronomy

    The universe’s first supernovas probably produced water

    Water may have formed less than 200 million years after the Big Bang, suggesting some conditions for life existed far earlier than previously thought.

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