One of the test stands was last used as a drop tower for microgravity testing. Way out there in the asteroid belt is an object that's spinning so fast, scientists are surprised it hasn't flown apart.

In a rare move, NASA is cutting a mission aboard the International Space Station short after an astronaut had a medical issue. NASA canceled its first spacewalk of the year and may bring its crew back ...

After canceling a spacewalk planned for Thursday, the space agency’s administrator said it was erring on the side of caution and bringing a crew of four home in the coming days. By Kenneth Chang and ...

On January 7, 1610, the Italian astronomer Galileo Galilei discovered three of Jupiter's moons: Callisto, Europa and Io. When you purchase through links on our site, we may earn an affiliate ...

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live. SpaceX recently stacked the giant Super Heavy booster that will help launch the ...

Space physics is the study of the natural phenomenon that occur in our solar system. Specifically, the sun, the particles and radiation it creates and how these affect the planets. This includes the ...