Astronomy

  1. black hole illustration
    Space

    The Milky Way’s supermassive black hole reached record brightness this year

    The big black hole at the center of the galaxy recently flared twice as bright as ever seen before in near-infrared wavelengths.

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  2. Exoplanet K2 18b
    Astronomy

    This may be the first known exoplanet with rain and clouds of water droplets

    For the first time, astronomers have detected water vapor and possibly signs of clouds and even rain in the air of a potentially habitable exoplanet.

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  3. MeerKAT telescope array
    Astronomy

    Giant radio bubbles spew from near the Milky Way’s central black hole

    New structures found at the heart of our galaxy join other bubbles, chimneys and filaments that hint at a turbulent past.

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  4. pulsar orbiting neutron star
    Space

    Einstein’s general relativity reveals new features of a pulsar

    Measurements that rely on the physicist’s theory of gravity are letting astronomers view a pulsar in ‘a whole new way.’

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  5. asteroid
    Science & Society

    ‘End Times’ explores the catastrophic events that could kill us all

    A new book looks at the threats that could wipe out humankind and what can be done to counteract them.

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  6. neutron star
    Space

    LIGO and Virgo probably spotted the first black hole swallowing up a neutron star

    In a first, astronomers may just have detected gravitational waves from a black hole merging with a neutron star.

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  7. CHIME telescope
    Space

    Astronomers just quintupled the number of known repeating fast radio bursts

    A Canadian telescope spotted eight more repeating fast radio bursts. What causes these cryptic flashes of radio waves from deep space remains unclear.

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  8. terrascope
    Space

    A proposed space telescope would use Earth’s atmosphere as a lens

    One astronomer has a bold solution to the high cost of building big telescopes.

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  9. supernova Vela
    Physics

    Exploding stars scattered traces of iron over Antarctic snow

    Researchers melted half a ton of snow to find just 10 atoms of a radioactive variety of iron.

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  10. Astronomy

    Giant, active galaxies from the early universe may have finally been found

    Overlooked galaxies from when the universe was younger than 2 billion years old could be the ancestors of other ancient and modern monster galaxies.

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  11. sunlike stars illustration
    Astronomy

    Stars may keep spinning fast, long into old age

    NASA’s TESS telescope has spotted an old star that spins too fast for theory to explain, suggesting that stars may have a magnetic midlife crisis.

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  12. Milky Way
    Astronomy

    A 3-D map of stars reveals the Milky Way’s warped shape

    Our galaxy flaunts its curves in a chart of thousands of stars called Cepheids.

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