The Phoenix Cluster's central galaxy is about 5.8 billion light-years away and should be mostly done with star formation. Many galaxy clusters have a region of hot gas in the intracluster medium (ICM) ...

By looking ever further back in time, the James Webb Space Telescope is at last revealing the first galaxies – and a very ...

Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new ...

Hubble’s latest image of the Tarantula Nebula highlights cosmic dust, interstellar gas, and active star formation.

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

Astrophysicists have been grappling with the question of how water arrived on our young planet for decades. One of the ...

How do you cool down a phoenix? I don't mean the mythological birds of flame and rebirth, but rather a cosmic namesake with a fittingly fiery nature.

Type Ia supernovae have long served as essential tools in cosmology, acting as cosmic beacons that help astronomers measure ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

A cosmic filament, 3 million light-years long, has been directly imaged for the first time — offering a new glimpse into the ...