NGC 4490 ULX-8 mystery revealed after 24 years of X-ray observations, pointing to a black hole powering its extreme accretion.
Read MoreMonthly Notices of the Royal Astronomical Society
Fast X-ray Transients: Scientists Identify Possible Origin of Rare Cosmic X-ray Flash
Astronomers uncover the origin of Fast X-ray Transients, linking rare cosmic X-ray flashes to massive star collapse or neutron star mergers.
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