Astronauts have shared amazing space selfies taken 250 miles above Earth. NASA’s Jessica Meir and Chris Williams were ...

Miami-based City Labs is launching the world's first commercial nuclear-powered spacecraft atop an upcoming SpaceX mission.

Skywatchers are going to want to keep an eye on the sky across the U.S. on Tuesday evening. The moon and Saturn conjunction will commence, dazzling the night sky and being visible to the naked eye.

The exoplanet telescope TESS revealed a distant world using an entirely different detection method than the one it was built ...

Stream now with KPBS Passport on KPBS+ / Watch Tuesday, July 7, 2026 at 11:30 p.m. on KPBS TV. The half-hour documentary ...

NASA is preparing for a rescue that sounds more like a stunt than routine mission control: send a robot into orbit, find an ...

The question is, will the United States return before them, and will we do so in a different way this time?” Isaacman said.

Here's your chance to live like an astronaut as NASA seeks volunteers to live in a habitat for a year simulating future moon ...

Here’s how NASA plans to light a fire on the moon - ...

The probe will conduct a detailed scientific survey of the asteroid and send a sample back to Earth for further analysis.

"When TESS launched, no one expected it to ever be capable of finding this kind of planet." When you purchase through links ...

As the glimmer of June’s full Strawberry Moon fades into the night, darker evenings allow for a better view of the Milky Way ...