There are aliens in the universe, according to one astronaut. But humanity has one massive stumbling block when it comes to ...

The astronauts noted that every day gets better ... “I have distinct memories of, you know, screening over the Earth and ...

None of this was anticipated. They were supposed to be there for a week, and now it’s going on six months,” a source told The ...

“We’ve just started looking at exoplanets with space telescopes ... one of the greatest issues facing us in respect to our ...

The astronauts noted that every day gets better ... “I have distinct memories of, you know, screening over the Earth and looking out the window and seeing parts of South America that I never ...

BEIJING--China’s Shenzhou-17 spacecraft returned to Earth Tuesday, carrying three astronauts who have completed a six-month mission aboard the country’s orbiting space station. The three ...

The astronaut appeared to be in good health and spirits following photos of her that recently sparked health scare rumors.

In a video released Monday by NASA, stranded astronaut Sunita Williams, 59, offered a surprising reason for her weight loss ...