The rings that circle gas giants like Saturn are composed mostly of water-ice particles. Could life exist in these beautiful and enigmatic structures?

Two asteroids are expected to make close but safe approaches to Earth this week, and you can watch them live.

3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A collage of artist concepts highlighting the novel approaches proposed by the 2024 NIAC Phase II awardees for possible future missions. Credits: NASA, From left: Edward Balaban, Mary Knapp, Mahmooda Sultana, Brianna Cl...

A sneak peek at Boom! Studios' upcoming "What If?" one-shot, "Firefly: 'Verses."

As a planetary scientist and astrobiologist who studies ice grains from Enceladus, '’m interested in whether there is life on this or other icy moons. I also want to understand how scientists like me could detect it.

NASA’s Ingenuity Mars Helicopter, right, stands near the apex of a sand ripple in an image taken by Perseverance on Feb. 24, about five weeks after the rotorcraft’s final flight. Part of one of Ingenuity’s rotor blades lies on the surface about 49 feet (15 meters) west of helicopter (left of center...

3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) As NASA focuses on exploring the Moon, Mars, and the solar system for the benefit of humanity, the agency’s Space Technology Mission Directorate (STMD) is shifting how it prioritizes technology development. As part of t...

Boeing Starliner astronauts spent hundreds of hours in simulators preparing for Crew Test Flight, which lifts off May 6. I got a brief taste of what they experienced.

The experimental fusion reactor sustained temperatures of 180 million degrees Fahrenheit for a record-breaking 48 seconds.

Vulcan, United Launch Alliance's new heavy-lift rocket, was not the result of being exposed to gamma rays or the bite of a radioactive spider, but it does have an origin story worthy of a comic book.

I really thought I left dorm life behind 20 years ago. But just when I thought I was out, the 2024 total solar eclipse pulled me back in.

NASA astronauts Stephen Bowen, left, Frank Rubio, Warren Hoburg, and UAE (United Arab Emirates) astronaut Sultan Alneyadi, right, pose for a photo wearing solar glasses, Tuesday, March 19, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Bowen, Hoburg, and Alneyadi spent 186 da...