Trapped in a gravitational push and pull between Jupiter and other Jovian moons, Io is constantly being stretched and ...

An international team led by ICREA researcher Mark Gieles, from the Institute of Cosmos Sciences of the University of ...

The flare came from a supermassive black hole that’s 10 billion light years away, making the flash the most distant one observed so far. It hails from a time when the universe was rather young. A ...

A ‘superflare’ 10 trillion times brighter than the Sun is confirmed as the record-holder for both luminosity and distance.

A black hole ate its way into the record books after devouring a star and creating a celestial outburst that burned with the ...

A ‘selfie’ taken during Webb’s testing on Earth. Ball Aerospace After Christmas dinner in 2021, our family was glued to the ...

This feature has existed since 1990. After the Hubble Telescope was launched, NASA began the APOD project, which shares a new ...

It’s been three years since the James Webb Space Telescope launched, and the discoveries it has made are beyond imagination!

Could some of the first “stars” in the universe have been powered not by fusion, but by black holes? The James Webb Space ...

Astronomers have spotted the biggest flare ever seen erupting around a black hole, which also happens to be the most distant ...

The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, chaotic bundles of turbulent gas, churned up by huge gulps of intergalactic gas, ...