钱德拉X射线天文台

Several hundred million years ago, two galaxy clusters collided and then passed through each other. This mighty event release…

The central region of our galaxy, the Milky Way, contains an exotic collection of objects, including a supermassive black hol…

A galaxy about 23 million light years away is the site of impressive, ongoing fireworks. Rather than paper, powder and fire, …

As the holiday season approaches, people in the northern hemisphere will gather indoors to stay warm. In keeping with the sea…

Black holes are famous for ripping objects apart, including stars. But now, astronomers have uncovered a black hole that may …

Located about 5.8 billion light years from Earth in the Phoenix Constellation, astronomers have confirmed the first example o…