Astronomers have released a new view of the Cat’s Eye Nebula using Hubble and Euclid telescopes, revealing complex gas shells ...

For years now, NASA’s Hubble Space Telescope has had its fair share of brushes with death. The groundbreaking observatory launched into low-Earth orbit 36 years ago, and it’s ...

The universe is overrun with dark matter, outweighing the ordinary stuff that stars and planets are made of five-to-one. But ...

Hubble helped establish the scale of the challenge early. Imaging in July constrained the nucleus to somewhere between 440 meters and 5.6 kilometers across, leaving open the possibility that 3I/ATLAS ...

The Cat's Eye Nebula is located 4,400 light-years away in the constellation Draco.

A major recent development has painted a clearer picture of the universe as NASA has began checking Hubble's images after ...

For this month's ESA/Hubble Picture of the Month, NASA/ESA's Hubble Space Telescope is joined by ESA's Euclid to create a new ...

Astronomers used AI to search 35 years of Hubble data and discovered over 1,300 rare cosmic anomalies hidden in plain sight.

The Hubble and Euclid space telescopes caught a stunning portrait of a dying star at the heart of the Cat's Eye Nebula.

The discovery of CDG-2 began when a team of astronomers investigated tight groupings of stars called globular clusters, which ...

Orbit decay accelerates as solar activity rises, with no approved mission yet to raise the telescope's altitude A newly released plot of the Hubble Space Telescope's altitude shows just how quickly ...

A subtle gravitational-wave “hum” from merging black holes may help settle the cosmic fight over how fast the universe is ...