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 ...
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 ...
Black holes are some of the universe's greatest mysteries, incredibly dense and sometimes massive void that suck in anything ...
The Andromeda Galaxy, our nearest galactic neighbor, is a majestic spiral galaxy like the Milky Way. Let’s uncover some ...
Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...
NASA's Chandra and NuSTAR telescopes have teamed up to study a supermassive black hole-powered quasar that could have played ...
The Royal Astronomical Society has awarded its 2025 Gold Medal for Astronomy to a University of Oxford professor.
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.
Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...
Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...