Researchers discovered a large black hole jet from the early universe, and it's reshaping what we know about the early ...

For decades, astronomers have theorized that black holes fall into three broad categories. There are the stellar-mass black ...

For decades, black holes have been categorized into three main types: stellar-mass black holes, which weigh between five and ...

Astronomers at the University of Hawaii uncovered black hole events so packed with energy, they were the biggest explosions seen since the Big Bang.