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

Using artificial intelligence, researchers at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences, ...

The Dec 19 close approach of 3I/ATLAS is safe! ESA confirms the interstellar comet is 270 million km away, thanks to a Mars ...

Enjoy a post-dinner stargazing session as the first-quarter moon, Saturn and the season's brightest stars light up the ...

Constellation Perseus culminates high upon the north-south meridian around 10 p.m. Dec. 25, with its brightest star Alpha ...

American space agency NASA readies the Nancy Grace Roman Space Telescope for integration, launch could come as soon as next ...

There’s something almost otherworldly about standing in the middle of a desert at night. No city glow, no noise except maybe ...

No one knows this better than cat mom @gretta_zou, who'd been sick in bed for several days before her cat, Milky, took ...

Nearly 100 years ago, astronomer Fritz Zwicky made a strange discovery while studying the movement of galaxies. He noticed ...

Scientists may have finally seen dark matter, uncovering a gamma-ray signal that could reveal the universe’s most mysterious ...

NASA’s Fermi Gamma-ray Space Telescope may have detected the first direct evidence for dark matter, according to new research ...

On most nights, city skies hide the stars. Streetlights, buildings, and cars fill the air with artificial glow that drowns out what’s above.