Find Wallpaper 4k stock video, 4K footage, and other HD footage from iStock. Get higher quality Wallpaper 4k content, for less—All of our 4K video clips are the same price as HD. Video Back Videos ...

Longtime NASA astronaut Don Pettit is set to return from his fourth trip to space on Saturday night. Here are some of his ...

Space a is a fascinating place. It's the curiosity and the anxiety of the unknown that pique's the interest. How the Earth ...

Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

Named after astronaut Alan Shepard, the first American in space, the gum drop-shaped New Shepard launch vehicle is designed to be fully reusable, with a capsule that returns to Earth via three ...

Aurora does not have to be directly overhead to be visible: it can be observed from more than 600 miles away if the conditions are right.

BEIJING -- China has successfully established the world's first three-satellite constellation based on the Distant Retrograde Orbit in the Earth-moon region of space, laying a foundation for the ...

The spacefarers will pass the Kármán line, the internationally recognized boundary of space 62 miles above Earth, before unbuckling to float weightless and gaze at our planet. The crew will ...

Scientists Find Evidence That Overturns Theories of the Origin of Water on Earth Apr. 16, 2025 — Researchers have helped overturn the popular theory that water on Earth originated from asteroids ...

NASA trains potential astronauts in shuttle and space station systems, Earth sciences, meteorology, space science and engineering, land and water survival, aircraft operations and scuba diving.