NASA astronaut Don Pettit is scheduled to return to Earth from the International Space Station, completing his 4th mission to ...

As the International Space Station whizzed over Mexico and the United States — before floodwaters catastrophically rose in ...

From a Mars rover selfie to an astronaut's view of the flower moon, these space images will give you a new perspective on our ...

Not much can surprise someone who partook in four shuttle missions and three space walks during a 36-year career with NASA.

NASA astronaut Nichole Ayers photographed a rare atmospheric phenomenon over the US and Mexico known as a "sprite" that's ...

As the administration slashes spending on science, NASA is running low on new missions.

NASA astronaut Don Pettit has just shared a beautiful shot of the Grand Canyon captured from the space station during his recent stay there.

Was it a cosmic jellyfish, a fleeting light trick, or something more outlandish? When NASA astronaut Nichole Ayers took a huge red sprite arcing over a North American storm from the International ...

Tissue samples sent to the International Space Station reveal what can happen to astronauts on long-term missions.

I’ve spent much of my long life studying — and trying to understand — the history of the universe. Along the way, I have been constantly reminded that science is essentially international: Science ...

NASA astronaut Don Pettit captured SpaceX Starlink satellites swarming in the distance in an amazing time-lapse captured from ...

Astronauts carry more than just science tools to space. From Baby Yoda to homemade dinosaurs, these toys bring joy and ...