Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Many people who don’t believe one conspiracy theory about that station—known as the High-frequency Active Auroral Research Program, or HAARP—believe another. A common misconception is that it can ...

The Colorado company Lux Aeterna wants to help open up the space economy with a fleet of fully reusable satellites, and it just raised to some money to help make that happen.

A review of 'Project Hail Mary' with Ryan Gosling back on a mission to space, but this time alone and on a mission to save humanity from impending doom.

Phil Lord and Christopher Miller's lone-astronaut saga wants to be "Interstellar" meets "E.T.," but it's too long and too cutely formulaic.

This reentry is notable because it poses a higher risk to the public than the US government typically allows. The risk of harm coming to anyone on Earth is still low, approximately 1 in 4,200, but it ...

The science is accessible and Ryan Gosling is a superb Everyman in the excellent space adventure "Project Hail Mary," based on Andy Weir's novel.

Ryan Gosling plays a man stranded on a spaceship in the new film “Project Hail Mary,” opening in theaters on March 20.

A spacecraft could plunge into Earth’s atmosphere as soon as Tuesday. While most of the probe will likely burn up during reentry, a few components are expected to survive.

Ryan Gosling plays a science teacher who goes to space to save mankind and befriends an alien in the sci-fi adventure "Project Hail Mary." ...

Russia and China can black out military satellites in seconds. A Latvian startup says nuclear-waste generators using 5x less fuel could keep satellites—and lunar bases—running.

Boldly going where starship captains, astronauts, space cowboys, clones, and wise-cracking robots have gone before.