The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

In any globular cluster, all its stars formed at the same time, from the same cloud of gas. The Milky Way has more than 150 known globular clusters; these objects are excellent tools for studying, for ...

Black holes are some of the universe's greatest mysteries, incredibly dense and sometimes massive void that suck in anything and everything that passes their event horizons. Now a relatively nearby ...

The Sagittarius A* supermassive black hole at the core of the Milky Galaxy may be "warping the spacetime surrounding it into a shape that can look like a football," according to the Chandra X-ray ...

Palomar 5 is a unique star cluster that stretches across 30,000 light-years and is located about 80,000 light-years from ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

The Andromeda Galaxy, our nearest galactic neighbor, is a majestic spiral galaxy like the Milky Way. Let’s uncover some ...

NASA's Chandra and NuSTAR telescopes have teamed up to study a supermassive black hole-powered quasar that could have played ...

Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

About 13 billion light-years away there is a supermassive black hole actively sending out a spectacular beam of energy directly towards Earth. Interestingly, this isn't just any black hole; it's a ' ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.