The Andromeda galaxy, our closest large galactic neighbor, is a treasure trove of stars and cosmic mysteries. Thanks to ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

Discover the stunning 2500-megapixel photomosaic of Andromeda, created from 600 Hubble photos, showcasing the telescope's ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

NASA hopes to launch Pandora this coming fall, and the completion of the spacecraft bus is a big step toward making that a reality. According to Elisa Quintana of NASA's Goddard Space Flight Center, ...

Rayet 140, has been closely studied, revealing the formation and outward expansion of carbon-rich dust shells. Data from the ...

How do images taken by the James Webb Space Telescope (JWST) appear so colorful, and where do the colors come from?

The James Webb Space Telescope captured photos of one of the earliest supernovas ever seen using infrared technology, and creating a time lapse of the phenomena.

Proposed budget reductions for the Hubble Space Telescope would impact research and outreach as well as increase the risk to ...