9 May 2025
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  • [ 26 March 2025 ] A faint star will reveal itself as it throws a hissy-fit News
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Gregory Sivakoff

News

Mysterious flaring X-ray objects discovered in nearby galaxies

26 October 2016 Astronomy Now

Astronomers have found a pair of extraordinary cosmic objects that dramatically burst in X-rays, flaring up to become about a hundred times brighter in less than a minute, before returning to original X-ray levels after about an hour. This discovery may represent a new class of explosive events found in space.

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News Headlines

  • T Coronae Borealis
    A faint star will reveal itself as it throws a hissy-fit
    26 March 2025
  • Saturn
    Saturn’s Rings to “Disappear”
    24 March 2025
  • Big Bang
    The Lithium Problem
    17 March 2025
  • Uranus' moon Ariel.
    Discover the many fascinating moons of our Solar System
    17 March 2025
  • Mars Chopper
    A bigger and better helicopter to Mars
    16 March 2025
  • Home
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      • June last issue
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  • Spaceflight Now
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