Astronomy

More Stories in Astronomy

  1. clouds of dust surrounding the red supergiant star Betelgeuse
    Astronomy

    Betelgeuse went dark, but didn’t go supernova. What happened?

    Astronomers are anxious to learn why Betelgeuse, one of the brightest stars in the sky, dimmed dramatically, but didn’t explode, in 2019.

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  2. Arecibo Observatory
    Astronomy

    Arecibo Observatory, an ‘icon of Puerto Rican science,’ will be demolished

    The telescope, known for cameos in moves like Contact and for fast radio burst observations, was feared to be on the verge of collapse.

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  3. TRAPPIST-1 exoplanet system
    Space

    Planets with many neighbors may be the best places to look for life

    Solar systems with many planets in circular orbits suggest a calm life-nurturing past, while single exoplanets with eccentric orbits hint at chaos.

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  4. close up of lasers pointed at a target
    Physics

    Giant lasers help re-create supernovas’ explosive, mysterious physics

    For the first time, scientists have re-created a type of shock wave that occurs in supernovas.

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  5. Leo I galaxy
    Space

    The Milky Way makes little galaxies bloom, then snuffs them out

    When dwarf galaxies cross the Milky Way’s frontier, our galaxy compresses their gas, sparking star birth, but then robs them of their star-making gas.

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  6. black hole merger illustrated
    Physics

    LIGO and Virgo’s gravitational wave tally more than quadrupled in six months

    Scientists report 39 sets of spacetime ripples from just half a year of data.

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  7. Pillars of Creation false-color image
    Astronomy

    Turning space images into music makes astronomy more accessible

    Music created from telescope data helps people with blindness and visual impairments experience the wonders of astronomy, and could aid research.

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  8. NGC 6441
    Space

    A spherical star cluster has surprisingly few heavy elements

    A globular cluster in the nearby Andromeda galaxy challenges conventional wisdom about how galaxies form.

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  9. Bennu
    Space

    The asteroid Bennu’s brittle boulders may make grabbing a sample easier

    NASA’s OSIRIS-REx spacecraft is about to collect a bit of asteroid Bennu. Here’s why it’s good that new research suggests its boulders are brittle.

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