NASA and NOAA launch three satellites to monitor space weather, protecting vital technologies like GPS and power grids from solar storms.

NASA announced the 2025 class of astronauts, and it includes someone who already is a record-breaking astronaut.

NASA has discovered signs of life on Mars in the form of organic carbon, sulfur, rust, and phosphorous in a canyon, and new ...

Lunar minerals generate the rust mineral hematite when bombarded with high-energy oxygen particles, simulations show.

One of those challenges is China's continued reliance on expendable rockets. This has made it more important for China to make "game-changing" advancements in other areas, according to Chief Master ...

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

SpaceX will launch NASA's ambitious IMAP mission and two other space weather probes early Tuesday morning (Sept. 23), and you ...

Scientists using the James Webb Space Telescope observed dark beads and lopsided star patterns drifting over Saturn’s ...

Fifteen years after launch, JAXA has said goodbye to the spacecraft, our only working probe around Earth's "sister planet".

If you want to build a little rocket to get off a little planet, [Rocket Lab is] probably a good place to start,' ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

To be clear, NASA relies on the Committee on Space Research (COSPAR)’s planetary protection policy as the main way it demonstrates compliance with Outer Space Treaty (OST) planetary protection ...