For the last six years—or maybe the last decade or quarter century, depending on how you count it—the United States and China ...

"His unconstitutional crusade against me sends a chilling message to every retired member of the military: if you speak out ...

"Close to the end of the third stage [burn], we are seeing a little more disturbance in the vehicle roll rates, and ...

Movies like Elysium and Spaceman are great examples of space movies, and Netflix users can check them out right now.

NASA officials stressed that it was not an onboard emergency, but are "erring on the side of caution" for the crew member ...

You have made history as Nigeria's first astronaut candidate at Titan Space Industries. How did you make it to the Titans?I think I have been through Titans for a very long time. I came across them ...

The beloved show, which first aired in 1989, boasts many episodes that have gone on to echo a slew of major world events ...

Resolve to read more books in 2026—and start right here with io9’s first list of the year rounding up all the new sci-fi, ...

When ET phones home, it could be his last call. Contrary to sci-fi movie depictions, our first contact might not be with a super advanced alien civilization at the height of power. Rather, Ivy League ...

The search for life beyond our solar system heated up this year when scientists reported a tantalising signal from an exoplanet of a molecule that is known to be produced exclusively by life on Earth.

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025. When you purchase through links on our ...