Astronomers inspect the nature of an X-ray binary with a red supergiant
An international team of astronomers has conducted a multiwavelength study of an X-ray binary designated 1eRASS ...
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Three galactic 'red monsters' in the early Universe
Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made ...