The supermassive black hole sitting at the heart of our galaxy is considered to be a slumbering giant. However, an ...

Astronomers have completed the most comprehensive census of active galactic nuclei (AGN) to date, providing the clearest ...

Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...

Using deep imaging from the James Webb Space Telescope, they observed a galaxy bearing a striking resemblance to our ...

In the shockwave, a red hue represented hydrogen, green represented nitrogen, and blue represented oxygen residing in ...

"We found something never seen before and, more importantly, entirely unexpected," team leader Simone Scaringi of Durham ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

PD Dr Philipp Girichidis at Heidelberg University’s Centre for Astronomy provide insights into our place in the Milky Way and ...

Astronomers have chased hypervelocity stars for more than a century. These rare objects move so fast that the Milky Way ...

They're called ghost particles for a reason. They're everywhere – trillions of them constantly stream through everything: our ...

This understanding changed when Dikerby and his team pointed XRISM toward a large gas cloud near the galactic center.