Like a scene out of a sci-fi movie, astronomers using NASA telescopes have found "Space Jaws." Lurking 600 million ...

A Kansas motorcyclist was left stunned this week as he spotted a strange black ring in the sky — but science may have an explanation.

Astronomers are unraveling the mystery behind Ansky, a black hole system emitting powerful, repeating X-ray bursts called ...

Astronomers using NASA’s IXPE satellite have finally cracked a cosmic mystery—how X-rays are produced in the energetic jets ...

The skies above a small town became the stage for an astonishing and unusual spectacle as a large black ring seemed to defy explanation.

In response, a Flagstaff-based volunteer group, Sky Blue, expanded its grassroots firewood delivery effort. Led by longtime ...

For the first time, astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes ...

Metro Phoenix welcomed over 30 new restaurants in April, including the return of an iconic Mexican restaurant and a pizzeria ...