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 Moon and Saturn will appear close together during a beautiful conjunction on July 7, 2026. Find out why the event is special, when to watch it in EDT and IST Tand where it will be visible across ...

Originally launched in 1977 to explore the outer planets, Voyager 1 transformed scientists' understanding of Jupiter and ...

Astronaut Jeremy Hansen, who made a historic trip around the moon aboard NASA’s Artemis 2 mission in April, is leaving the ...

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 ...

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