The James Webb Space Telescope (JWST) has revealed a slow-rotating galaxy, XMM-VID1-2075, from the early universe, ...

Massive young star clusters blow away their birth clouds in roughly 5 million years, not the 7 to 8 million years that ...

A developing galaxy cluster dating to about 1 billion years after the Big Bang is shown in this handout image released on January 28, 2026. The white box marks the field of view of the Chandra X-ray ...

The Milky Way galaxy grew into its current form with the help of smaller galaxies over time, which it has "consumed" or ...

The Milky Way may not have a sharp edge, but scientists have now found where its star-forming activity largely comes to an ...

How far the Milky Way's disk extends has long been difficult to define—it doesn't end sharply, but fades away gradually at its outer edges. Now, for the first time, an international team of ...

Astronomers have discovered the edge of the Milky Way’s star-forming disk, revealing that most new stars form within 40,000 ...

A nearby active galaxy called VV 340a offers a dramatic look at how a supermassive black hole can reshape its entire host. Astronomers observed a relatively weak but restless jet blasting outward from ...