Astronomy

More Stories in Astronomy

  1. illustration of a mini-Neptune exoplanet
    Astronomy

    Mini-Neptunes may become super-Earths as the exoplanets lose their atmospheres

    Starlight is eroding the atmospheres of a handful of gassy exoplanets that are a bit smaller than Neptune, gradually exposing the rocky cores within.

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  2. image of the Cartwheel Galaxy taken by JWST
    Astronomy

    A new James Webb telescope image reveals a galactic collision’s aftermath

    Bright and dusty spokes of star formation connect the Cartwheel Galaxy’s inner and outer rings in a new image from NASA’s James Webb Space Telescope.

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  3. Illustration of two black holes merging and emitting gravitational waves. The black holes, illustrated as dark spheres, have green arrows indicating spin in opposite directions
    Physics

    Two black holes merged despite being born far apart in space

    A closer look at gravitational wave data reveals 10 overlooked mergers, including one between black holes that probably found each other late in life.

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  4. illustration of a neutron star that became a pulsar next to an orbiting star
    Astronomy

    The heaviest neutron star on record is 2.35 times the mass of the sun

    The measurement helps refine the dividing line between neutron stars and black holes.

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  5. JWST deep field image of SMACS 0723 with lots of galaxies visible
    Astronomy

    How James Webb Space Telescope data have already revealed surprises

    A distant galaxy cluster’s violent past and the onset of star formation in the more remote universe lie buried in the observatory’s first image.

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  6. gamma-ray image of the Milky Way with fermi bubbles in purple and the disk in blue
    Astronomy

    Clouds in the Milky Way’s plasma bubbles came from the starry disk — and far beyond

    Gas clouds in the Fermi bubbles have a wide range of chemical compositions, suggesting some may have been ripped from other galaxies.

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  7. the Canadian Hydrogen Intensity Mapping Experiment in front of the night sky
    Astronomy

    A fast radio burst’s rapid, steady beat offers a clue to its cosmic origin

    Amped-up neutron stars, pairs of magnetically entangled neutron stars or magnetar quakes could explain a three-second-long train of radio blips.

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  8. Hubble image of a cluster of galaxies with an inset image of galaxy MACS1149-JD1
    Astronomy

    The most distant rotating galaxy hails from 13.3 billion years ago

    Astronomers have spotted a rotating galaxy whose light comes from just 500 million years after the Big Bang.

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  9. thousands of distant galaxies captured by the James Webb Space Telescope
    Astronomy

    Here are the James Webb Space Telescope’s stunning first pictures

    President Biden revealed the NASA telescope's image of ancient galaxies whose light has been traveling 13 billion years to reach us.

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