Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

For decades, astronomers have known that stars orbit the Milky Way’s centre and that the galactic disc is warped.

Our Milky Way is far from calm — it ripples with a colossal wave spanning tens of thousands of light-years, revealed by ESA’s ...

The Vera Rubin Observatory (VRO) hasn't yet begun its much-anticipated Legacy Survey of Space and Time. But it saw its first ...

Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us ...

It wasn’t all that many years ago that you could go to a major astronomy meeting and hear the latest news about galaxies and supernovas and quasars and the Big Bang — but nothing at all about planets ...

"As it stands, proclamations of the impending demise of our Galaxy seem greatly exaggerated." That's the conclusion scientists have reached after revisiting the possibility of what we thought was a ...

Dark matter is a fundamental hypothesis when it comes to our understanding of the universe, but it remains a hypothesis. We ...

Astronomers have traced the 12-billion-year journey of interstellar comet 3I/ATLAS, believed to be the oldest comet ever ...

(CNN) — Over the past decade, scientists have detected a puzzling phenomenon: radio pulses coming from within our Milky Way galaxy that would pulse every two hours, like a cosmic heartbeat. The long ...

(CNN) — Over the past decade, scientists have detected a puzzling phenomenon: radio pulses coming from within our Milky Way galaxy that would pulse every two hours, like a cosmic heartbeat. The long ...