Why do galaxies shrink?
An astronomer studying the 3 main processes that cause galaxies to lose mass found that the dominant process depends on the size and age of…
Tag: black holes
Energetic winds from a distant X-ray source
A team of astronomers were studying GRS 1716-249, an object believed to host a black hole. A wind of gas flowing out of it can be seen in…
Two Black Holes Made a Mega Black Hole!
1.76 billion light years away, two black holes smashed into one another, bearing one huge black hole the size of 53 suns. The explosion from…