Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from, including world-class observatories and six Dark Sky parks.

The University of Arizona has utilized state-of-the-art Magellan Adaptive Optics Xtreme technology to observe the PDS 70 ...

Today's rather aquatic-themed NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy, which sits 45 million light-years away in the ...

BERWYN, Pa. — Jay Sigel, who was widely viewed as America’s best amateur since Bobby Jones, has died of pancreatic cancer, the US Golf Association said Sunday. The USGA said Sigel died ...

Enthusiasts share their images of the partial solar eclipse, which started at 10:07 GMT on Saturday. The eclipse won't be total anywhere in the world, but parts of Canada will come close. Parts of ...

You can also use astronomy accessories to make your observing easier, and use our Satellite Tracker page powered by N2YO.com to find out when and how to see the International Space Station and ...

The best monoculars are perfect for stargazing on the go, just what you need to spy Sirius or make the most of April's full moon. When you purchase through links on our site, we may earn an ...

Light from an extremely distant spiral galaxy was bent and magnified by the gravity of a member of the galaxy cluster SMACSJ0028.2-7537 into a ring-like structure, called an Einstein ring. Einstein ...