JWST observations of galaxy cluster MACS J1149 show gravitational lensing used by CANUCS to study distant low-mass galaxies across a wide range of cosmic time.

The history of how stars and galaxies came to be and evolved into the present day remains among the most challenging astrophysical questions to solve yet, but new research brings us closer to ...

New observations from NASA's Chandra X-ray Observatory and other telescopes have captured a rare cosmic event: Two galaxy clusters have collided and are now poised to head back for another swipe at ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have unveiled a new catalog of massive galaxy clusters, revealing insight on the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Sprays of tiny diamonds against the black velvet sky, occasionally sprinkled with gems of ruby or ...

Dark matter was first proposed to explain the speed at which stars orbit the center of their galaxies. Ever since, the search for other lines of evidence for dark matter has been an interesting one.