"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

Using the James Webb Space Telescope, a team of international researchers have discovered chemical fingerprints of gigantic ...

The European Space Agency said that the black hole inside the spiral galaxy NGC 3783 has the mass of 30 million suns.

Scientists have found compelling observational evidence of supermassive "first stars" in a galaxy called GS 3073 that blazed ...

X-ray space telescopes caught a supermassive blackhole flinging matter into space at a fifth of the speed of light.

Approaching a black hole unleashes extreme tidal forces, stretching and tearing apart matter, including planets like Earth, a ...

Some of the darkest objects in the universe are also among its brightest beacons, lighting up entire galaxies while their ...

Astronomers watched as a black hole whipped up cosmic winds that shot material into space at 37,280 miles per second (60,000 ...

Researchers have created a fully relativistic model showing that gravitational waves might carry hidden clues about dark ...