The cost to bring home a pair of stranded astronauts that have spent most of a year in space aboard the International Space Station could be as much as $150 million.

A Kansas native is back on U.S. soil as the first cosmic Space Force Guardian after an extended stay on the International ...

With NASA astronauts Sunita Williams and her crewmate Butch Wilmore returning to Earth on Tuesday after nine months in space, ...

Sunita Williams is an Indian-American NASA astronaut with a history of record and achievements. Sunita Williams launched into ...

Located off the coast of Ecuador, Paramount seamount is among the kinds of ocean floor features that certain ocean-observing ...

Space is one of the most dangerous frontiers, yet astronauts have repeatedly defied death through skill, technology, and ...

SpaceX CEO Elon Musk admitted that his dream of a self-sustaining Mars colony will need vast resources to survive.

A photo of one of NASA’s returned astronauts has sparked concerns as the pair face weeks of rehabilitation after their week-long mission turned into a staggering 286-day space stay.

Four astronauts, including Shubanshu Shukla, have been chosen for India’s inaugural human space flight mission. Meanwhile, ...

NASA astronauts Butch Wilmore and Suni Williams made their highly anticipated return to Earth on Tuesday evening. But while ...