Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the ...

ESA's Gaia mission, the Very Large Telescope and other ground-based telescopes have discovered stellar black hole Gaia BH3.

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

Using the MIRI instrument onboard the James Webb Space Telescope, an international team of scientists made the first-ever ...

A "missing link" black hole in Omega Centauri is still missing. What appeared to be an intermediate-mass black hole was a ...

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

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 ...

There’s plenty of action at the center of the galaxy, where a supermassive black hole (SMBH) known as Sagittarius A* (Sgr A*) literally holds the galaxy together. Part of that action is the creation ...

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

Galaxy clusters are home to many giant elliptical galaxies that have completed their growth and are not forming stars.

Issues delivered straight to your door "I expect Gaia's best results are still to come." ...

Scientists want to know if a tidal disruption event that exploded twice is the result of a star abandoning its binary partner ...