For most of its journey 3I/ATLAS has been frozen solid, but the warming rays of our Sun are enough to unfreeze some of its gases such as carbon dioxide, generating a faint cometary tail. For a period ...

Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for ...

I/ATLAS is the third interstellar object ever discovered in our solar system. Telescope observations suggest it is a roughly 7-mile-wide (11 kilometers) comet zooming at more than 130,000 mph (210,000 ...

NASA joins the Roman space telescope and key instruments, marking a milestone toward its 2027 launch to reveal the cosmos.

The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

Prof. Brian Cox, a renowned physicist and astrophysicist, might have solved the 3I/ATLAS mystery. Here's what he revealed ...

The Lockheed C-5M Super Galaxy is the largest military transport aircraft in the United States Air Force, although not the ...

November’s night skies are grand, festive and bright in many places, quiet and contemplative in others. Both tempers are ...

Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why ...

Data from NASA’s Chandra X-ray Observatory and NASA’s James Webb Space Telescope combine to reveal an otherworldly view of ...

The universe is a strange place. The X-ray Imaging and Spectroscopy Mission (XRISM) orbiting observatory recently highlighted ...

NASA's Hubble Space Telescope explores the evolution of spiral galaxy UGC 10043 through images taken 23 years apart, in 2000 ...