Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole Sagittarius A* has been sonified by SYSTEM Sounds. Credit: ...

Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold ...

"It was something I’ve never seen before and I’ve looked at tens of thousands of images of galaxies over my career," he said.

The new black hole has more than 200 times the mass of our sun – and is challenging theories of how objects form in space ...

The only place that's likely to happen is at the very center of our galaxy. And, for a while, there was an excess of ...

SCIENTISTS have discovered the biggest black hole merger ever recorded, as two massive spacetime ripples spiral into each ...

Learn more about LIGO, the observatory that detected two massive black holes merging, the largest in recorded history.

Astronomers using the Green Bank Telescope in West Virginia have spotted massive clouds of cold hydrogen gas hiding within the Fermi bubbles.

It took less than a second for the space observatory hidden in Louisiana woods to detect a black hole that is that is ...

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole.

“It’s the most massive [merger] so far,” says Mark Hannam, a physicist at Cardiff University, UK, and part of the LVK ...

The event is the most massive black hole merger ever recorded by gravitational wave detectors and has forced physicists to ...