Three billion years after the Big Bang, a massive galaxy already looked like it had run out of time. It spun in a calm, ...

In 2026, astronauts will travel around the Moon for the first time since the Apollo era, powerful new space telescopes will ...

MeerKAT radio telescope discovers 49 hidden galaxies in less than three hours, revealing how much of the nearby universe ...

A supermassive black hole embedded in an early galaxy likely starved the galaxy of gas needed to form young stars, new ...

A nearby galaxy is launching an enormous stream of super-heated gas, driven by a precessing jet from its central black hole., ...

Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have uncovered the largest and most extended stream of ...

Astronomers report how a "death by a thousand blows" caused a galaxy in the early universe to stop forming stars, making it ...

Using the Subaru Telescope’s wide-field camera, astronomers have discovered a previously unknown structure surrounding a tiny ...

For decades, astronomers have known that supermassive black holes lurk at the hearts of essentially all large galaxies, ...

The Champagne Cluster is a rare and beautiful example of two galaxy clusters smashing together. Its festive name comes from both its New Year’s Eve discovery and its bubbly appearance in space. Images ...