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#binarystars

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A fascinating and unlikely pair, perhaps doomed in the future.
Would love to watch a white dwarf devour a brown dwarf, wonder how many other stellar remnants have eaten their lesser twin and would we know?

astronomy.com/science/this-bro

Astronomy Magazine · This brown dwarf used to be inside its white dwarf companion.The pair has a very interesting history.
Continued thread

During #eRASS1 from 12/19 to 06/20, #eROSITA found more than 700,000 supermassive black holes in distant galaxies (active galactic nuclei), 180,000 #Xray emitting stars in our #Milkyway, 12,000 clusters of galaxies, and other exotic classes of sources: #Xray emitting #BinaryStars, #SupernovaRemnants, #Pulsars. The ~50 paper highlighting 1000 superclusters of galaxies, a giant filament of pristine warm-hot gas extending between two galaxies and two new Quasi-Periodically Erupting QPE #blackholes

Less than 24 hours until #erositadr1, the first data release of the #eROSITA #xray #spacetelescope!
With ~ 900.000 distinct sources, the first #AllSkySurvey #eRASS1 has yielded the largest X-ray catalogue ever! Get ready for supermassive #blackholes, X-ray emitting stars in our #Milkyway, clusters of galaxies, X-ray emitting #BinaryStars, #SupernovaRemnants, #Pulsars, and other objects - And about 50 new publications from the German eROSITA consortium!

⚠ Tomorrow, January 31, 10:00 CET!