The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

Located billions of light-years away, the "Cosmic Owl" is a pair of colliding ring galaxies spotted by the JWST. It's also an ...

Thomas Mulligan showcases a stunning image capturing galaxies from 13 billion years ago, revealing the early universe.

Thomas Mulligan shares the discovery that there are now known to be more galaxies in the universe than stars.

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe. Durham ...

A team led by the Italian National Institute for Astrophysics discovered the most distant known fossil galaxy — a relic of ...

What happens when two rare ring galaxies collide? They form an infinity symbol—or the face of a cosmic owl, depending on how ...

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic time to 1 billion years after the Big Bang.