At the exact center of the Milky Way, hidden behind thick clouds of gas and dust, sits an object so dense that light itself ...
Something out past Neptune is bending the orbits of everything around it. Astronomers can see the effect clearly enough. What they cannot see is the cause, and one of the explanations on the table is ...
Black Holes are called black because light cannot escape from inside their event horizons. Astronomers nevertheless detect ...
An international team of astronomers, led by SRON, has observed a sudden outburst of matter near the supermassive black hole NGC 3783 at speeds reaching up to 20% of the speed of light. During a ...
A star called S301 passes Sagittarius A* at 8% of light speed, near enough that the black hole's spin should bend its orbit.
Back in November, a ripple passed through Earth. Not the kind you’d feel with your feet on the ground, but one that shuddered across space-time itself—a literal echo of two massive black holes ...
Over massive supermassive black holes too big for early galaxies and detected by the James Webb Space Telescope may not be ...
Astronomers have detected a supermassive black hole flare thought to be the brightest and most distant discovered yet. Credit: Caltech / R. Hurt illustration A supermassive black hole tearing apart a ...