Astronauts always eat steak and eggs before they venture into space on rocket ships. But why has that become NASA's high-protein breakfast of choice?

Of the astronauts, 31 percent were women, and eight percent were on their first space mission. The researchers compared three ocular parameters before and after the astronauts' space missions.

President Donald Trump recently announced that the United States would work to land astronauts on Mars, preferably within the ...

Starliner astronaut Sunita Williams says she and crewmate Butch Wilmore have not been "abandoned" in space, as NASA considers plans to speed their return.

Paralympian John McFall has passed all the required medical exams and is now eligible for future travel to the ISS with the ...

"Cartilage damage is a really major issue that space agencies need to address despite how very poorly understood it is." ...

Butch Wilmore and Suni Williams recently told CNN they want to "change the rhetoric" about the two astronauts being "stuck in space." ...

"This would help identify at-risk astronauts before they develop serious eye problems during long-duration missions." ...

Kendall explained it's the 'first time the US Space Force and the X-37B have attempted to carry out this dynamic aerobraking ...

A small uncrewed spacecraft is buzzing the moon, with under two weeks remaining before its bold attempt to land on the lunar ...

“They’re prepared and committed to the mission, like all professional astronauts ... situation to make a political statement before. A little over a week after Trump’s inauguration, Musk ...

Intuitive Machines second NASA-backed lunar lander mission will deliver scientific instruments to hunt for water under the ...