The nearly 30-year-old Hubble Space telescope continues to deliver outstanding data to astronomers. Now, NASA says that data Hubble has been gathering over the years could challenge what we thought we ...

Dr. Mustapha Ishak-Boushaki, a theoretical astrophysicist at The University of Texas at Dallas, has spent his career seeking answers to some of the universe's greatest mysteries, including why the ...

There's always a touch of melancholy when a chapter that has absorbed years of work comes to an end. In the case of the ...

It's hard to grasp the sheer amount of astronomical data that came online this week in a 1.6-petabyte data-dump from a Hawaiian telescope, but picture 30,000 Wikipedias or 15 Libraries of Congress. At ...

From October 2007 until mid-2022, the Atacama Cosmology Telescope (ACT) looked at the millimeter and microwave universe. It discovered the most extreme galaxy cluster and many other peculiar things, ...

An interstellar comet has shattered speed records as it hurtled through our solar system, captivating astronomers and ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A treasure trove of data released by NASA this week is giving astronomers insight into what the ...

Physicists have been puzzling over conflicting observational results pertaining to the accelerating expansion rate of our Universe—a major discovery recognized by the 2011 Nobel Prize in Physics. New ...