Officials with NASA are at odds with their counterparts at the Russian space agency Roscosmos over the severity of a leak ...

Aftershock II's landmark launch took place on Oct. 24 from the Black Rock Desert in Nevada. The 13-foot-tall (4 m), 330-pound ...

This week, revisit what you know about Uranus, explore the far side of the moon, rediscover the famed fossil known as Lucy, ...

NASA's Roman Space Telescope has received its Optical Telescope Assembly, paving the way for its mission to explore the ...

A new European Space Agency-backed study shows that the extreme heat waves of 2023, which fueled huge wildfires and severe ...

Scientists are reconsidering old information about Uranus. NPR's Scott Simon explains the problem with photos taken of the ...