In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again by 2020 -- only to dramatically increase its output again in 2023. At that ...
Scientists have discovered key conditions needed for a stellar black hole to create plasma jets. Their findings show that when superheated gas material experiences a rapid shrinkage towards the black ...
"Our discovery about jet formation in stellar-mass black holes may provide a universal key to understanding these phenomena. While these binary systems—where a black hole orbits a normal star—differ ...
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