A distant black hole tore apart a star and then stayed active for years, emitting powerful energy that continues to grow.
Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, ...
A supermassive black hole is on track to produce the longest recorded emission of energy left over from a shredded star.
In a new study published in Physical Review Letters, scientists have performed the first global simulations of monster shocks ...
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