Astronomers have discovered that the supermassive black holes in the centers of early galaxies are much more massive than expected. These surprisingly hefty black holes offer new insights into the origins of all supermassive ...
Astronomy
Jan 9, 2024
5
912
It's a classic tale of apocalyptic fiction. The sun, our precious source of heat and light, collapses into a black hole. Or perhaps a stray black hole comes along and swallows it up. The End is Nigh! If a stellar-mass black ...
Astronomy
Dec 18, 2023
12
254
When the universe erupted into existence with the Big Bang, all of its matter was compressed into a tiny area. Cosmologists theorize that in some regions, subatomic matter may have been so tightly packed that matter collapsed ...
Astronomy
Nov 7, 2023
12
47
In 2009 a giant star 25 times more massive than the sun simply vanished. OK, it wasn't quite that simple. It underwent a period of brightening, increasing in luminosity to a million suns, just as if it was ready to explode ...
Astronomy
Oct 4, 2023
0
28
Black holes are the most mysterious objects in the universe, with features that sound like they come straight from a sci-fi movie.
Astronomy
Jul 26, 2023
3
3961
An international team of astronomers reports the detection of a new, hot-dust-obscured galaxy (DOG). The galaxy, which received designation WISE J190445.04+485308.9, was found at a relatively low redshift of 0.415, which ...
Ever since astronomers first detected ultra high energy neutrinos coming from random directions in space, they have not been able to figure out what generates them. But a new hypothesis suggests an unlikely source: the mergers ...
Astronomy
Nov 7, 2022
0
104
A team of international experts who are known for debunking black hole discoveries have found a dormant stellar-mass black hole in the Large Magellanic Cloud, a galaxy that neighbors the Milky Way. The team includes Kareem ...
Astronomy
Jul 18, 2022
3
1907
Nearby black holes and their stellar companions form an astrophysical rogues' gallery in this new NASA visualization.
Astronomy
May 3, 2022
0
347
In some of the most crowded parts of the universe, black holes may be tearing apart thousands of stars and using their remains to pack on weight. This discovery, made with NASA's Chandra X-ray Observatory, could help answer ...
Astronomy
Apr 20, 2022
2
259
