Astrophysics Articles

Runaway black hole mergers may have built supermassive black holes

Early superdense star clusters may have planted seeds for monster black holes. ...

Next-generation black hole imaging may help us understand gravity better

But the differences are likely to be subtle, so it won't be easy. ...

Researchers find a carbon-rich moon-forming disk around giant exoplanet

Lots of carbon molecules but little sign of water in a super-Jupiter's disk. ...

New black hole merger bolsters Hawking area theorem

Physicists spliced merger's gravitational signal into isolated frequencies to determine surface areas. ...