This cloud is a window into the dark Universe,” study co-author and Space Telescope Science Institute (STCScl) team member ...

NASA has postponed the first planned spacewalk of 2026 after a medical concern involving a crew member aboard the ...

NASA is sensationally mulling over the first-ever medical evacuation of its International Space Station astronauts over a ...

A strange X-ray beacon from deep space has revived a decades-old mystery and opened a window onto one of the universe’s most violent possibilities. Astronomers now suspect that this flicker in the ...

New research puts forward compelling new evidence that dark matter interacts with cosmic "ghost particles" called neutrinos.

Scientists recently discovered a mysterious object in outer space that, for a time, was sending out regular bursts of energy in a way that researchers hadn't previously observed. According to an ...

Betelgeuse’s long-standing mystery has been cracked: a hidden companion star is literally reshaping the giant from the inside out.

In this James Webb telescope image, the gigantic molecular cloud near our galaxy's center appears as a canvas of pink and ...

OAKLAND, Calif. - A mysterious light streaking the Bay Area sky on Thursday night sparked the curiosity of those who witnessed it and those who are seeing the videos online. Was it a meteor? A piece ...

Space is full of unsolved mysteries, and a team using NASA’s James Webb Space Telescope have recently turned up a doozy. "I remember after we got the data down, our collective reaction was 'What the ...

Data show that unidentified lights in archival astronomy images were 68% more likely to be imaged 24 hours after a nuclear weapons test. When you purchase through links on our site, we may earn an ...

Scientists have found mysterious space gum vital to creating life in an asteroid sample. Sugars essential for biology have been discovered in a gum-like substance in fragments from the Bennu ...