"You're floating, and your body, all these little aches and pains, and everything heal up, and you feel like you're 30 years old again," the 70-year-old veteran astronaut said.

During his time in microgravity, Pettit, an inveterate tinkerer, said he likes to spend his free time either doing ...

"I didn't look too good because I didn't feel too good," Pettit told reporters during a press conference from NASA's Johnson ...

NASA has released images of the rover Curiosity in its slow trek across the Red Planet. The photo was taken by the ...

Curiosity rover is hunting for microbial life on Mars. NASA reconnaissance orbiter snapped its first-ever image of Curiosity ...

Satellite images released by NASA reveal the devastating impact of the Jones Road Fire in New Jersey, where more than 15,000 ...

Jaw-dropping pictures show the giant fuel tank that will help land astronauts on the Moon. Teams at NASA’s Michoud Assembly Facility in New Orleans moved a liquid hydrogen tank for the agency’s SLS ...

The images, which range from rivers, mountains, islands or lakes, were all captured by one of NASA's Earth-observing ...

The Hubble Space Telescope celebrates 35 years of groundbreaking discoveries, stunning imagery, and a lasting impact on astronomy.

NASA is releasing stunning photos taken by the Hubble Space Telescope to celebrate its 35th anniversary. Check them out below ...

What time is liftoff from Cape Canaveral, Florida? ULA Atlas V, Amazon rocket launch should be visible for most of the state ...

NASA and the European Space Agency (ESA) celebrated the 35th anniversary of the Hubble Space Telescope by releasing a ...