A "missing link" black hole in Omega Centauri is still missing. What appeared to be an intermediate-mass black hole was a ...

The plot has just thickened in the mystery tale about the unseen mass skulking inside the largest cluster of stars in the ...

Could a decades-long debate about the mysterious movements of stars in Omega Centauri, the largest star cluster in the Milky Way, finally be resolved? Omega Centauri is a massive star cluster with ...

Almost 300 binary mergers have been detected so far, indicated by their passing gravitational waves. These measurements from ...

That is, they appear black." Black holes come in a range of sizes. Stellar-mass black holes—typically a few to tens of times the mass of the sun—are formed when massive stars collapse after ...

The team wants to investigate black holes with masses between supermassive black holes and stellar-mass black holes. Members of this latter group are roughly 100 times heftier than the sun and ...

Could a decades-long debate about the mysterious movements of stars in Omega Centauri, the largest star cluster in the Milky Way, finally be resolved? Could a decades-long debate about the ...

The new findings imply that, rather than a rare intermediate-mass black hole, there is a cluster of stellar-mass black holes in Omega Centauri, believed to be the remains of an ancient galaxy ...