New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its own.

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

A nearly 98 percent chance it won’t hit us is pretty good. Second, while that’s definitely a massive rock, it’s not like a ...

On the Webb telescope, 18 hexagonal mirrors combine to form a massive primary mirror that is 21 feet (6.5 meters) across. The ...

The James Webb Space Telescope (JWST) has been allocated emergency observation time to study asteroid 2024 YR4, which has been classified as potentially hazardous. The space rock was identified in ...

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the ...

NASA will send astronauts Butch Wilmore and Suni Williams home from the International Space Station early on a previously ...

Blue tentacle-like arms attached to an Astrobee free-flying robot grab onto a "capture cube" in this image from Feb. 4, 2025.

A newly discovered asteroid named 2024 YR4 now has a 2.2% chance of affecting Earth in 2032 after recent observations.

Standout scorers and an undefeated wrestling performance highlighted some of the most notable performances of the week. Vote for your favorite to be crowned the supernova.

However, all was not lost. NASA had committed to the contract and said Astrobotic could fly a mass simulator to the Moon. The ...