Astronomers have detected spacetime itself being dragged and twisted by a spinning black hole for the first time. The ...

Webb's telescope captures the oldest supernova ever detected, revealing secrets about the early universe’s stars.

The James Webb Space Telescope has caught what appears to be the earliest supernova humanity has ever seen, a stellar death ...

Space​‍​‌‍​‍‌​‍​‌‍​‍‌ is big. Really big,” one could say with no exaggeration, as the vast distances between stars sometimes bring a surprise visitor less than a light-year away, making possible its ...

Astronomers report a strange cosmic blast that looked like a kilonova, then behaved like a supernova, hinting at a possible first “superkilonova” and leaving scientists debating how stars truly die.

In 2008, astronomers detected an unexplained bright object located 25 light-years from Earth in the Piscis Austrinus ...

While NASA's James Webb Telescope and other instruments have already spotted abundant water vapor, carbon monoxide and carbon ...

Cosmic “touchdown airbursts” — explosions of comets or asteroids above Earth’s surface — may be far more common and destructive than previously thought, according to new research. Unlike ...

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

In an unprecedented celestial event, NASA's Hubble Space Telescope (HST) captured the dramatic aftermath of colliding space ...

Every year on the 21st of December, the northern hemisphere experiences the shortest day of the year and the beginning of ...