NASA and SpaceX will both provide livestreams as the Crew-11 astronauts depart the International Space Station today.

3I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star. Tune in ...

A launch window is the span of time when a rocket can lift off and still reach its planned target in space. And it's not just ...

The cosmic wanderer that has fascinated the world since it was found last summer is finally getting ready to say goodbye for ...

The Crew-11 astronauts will be medically evacuated today from the International Space Station and land in California. How to ...

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue ...

Watch live: ISS astronauts return to Earth early in medical evacuation - ...

Watch the live stream of Blue Origin's NS-38 mission as it carries six passengers to the edge of space from West Texas. Follow the countdown and witness the historic suborbital flight of the New ...

Elysium came during a time when Matt Damon was starring in other sci-fi epics like The Martian and Interstellar. Elysium may ...

A new time lapse from the International Space Station captures a meteor streaking into the atmosphere and vaporizing above ...

Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

NASA and SpaceX are targeting no earlier than 5:05 p.m. EST, Wednesday, Jan. 14, for the undocking of the agency’s SpaceX Crew-11 mission.