An illustration of two stellar-mass black holes merging in the accretion disk of an active galactic nucleus. (Shu-Rui Zhang) ...

The research could shed light on how black holes vomit out matter and how this influences their home galaxies.

A neutron star and black hole (GW200105) were detected merging along an unusual oval orbit, challenging theories about how ...

A new data release more than doubles the number of gravitational-wave candidate events—and reveals unexpected complexities of merging black holes ...

Hundreds of mysterious objects have appeared in images captured by the Webb space telescope. The curious dots could reshape scientists’ understanding of the cosmos.

A newly analyzed gravitational-wave event has revealed something unexpected about one of the Universe’s most violent encounters. Scientists have found the first strong evidence that a black hole and a ...

A neutron star and black hole were detected merging along an unusual oval orbit, challenging long-held theories about how these systems form.

ESA's Gaia mission, the Very Large Telescope and other ground-based telescopes have discovered stellar black hole Gaia BH3.

NASA astronomers using the Chandra X-ray Observatory have discovered a vast, million-degree gas bubble surrounding HD 61005, a 100-million-year-old Sun-like star about 120 light-years away. Its ...

Using Event Horizon Telescope observations of M87's black hole from 2017, 2018 and 2021, "astronomers have found some changes in this now iconic image that could be caused by variations in the ...

Researchers report superluminous supernova SN 2024afav whose erratic behavior supports a long-standing theory of stellar ...

NASA’s James Webb Space Telescope reveals new clues about a mysterious cosmic explosion that defies expectations.