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

NASA on Monday introduced the 10 people who will join the agency’s astronaut corps as it races to return humans to the moon.

The cadre — the 24th astronaut class in NASA's history, and the first new one since 2021 — was announced today (Sept. 22) ...

NASA will announce its new astronaut class today and discuss its upcoming Artemis 2 moon mission this week, and you can watch ...

Building blocks of life have been found on this moon of Saturn. They may come from chemical reactions beyond Enceladus’ possible life-supporting ocean.

NASA announced that it has selected Blue Origin to bring its VIPER rover to the moon, over a year after the project was ...

NASA's Cassini mission, which ended with a dramatic plunge into the atmosphere of Saturn in 2017, gave its first and only ...

NASA has revived a robotic lunar rover mission by selecting Blue Origin to deliver it to the moon’s south pole in 2027.

Saturn’s moon Enceladus has long dazzled scientists with its icy plumes that spew water and mysterious organic molecules into space, fueling hopes of a habitable ocean beneath. But new experiments ...

Enceladus, one of Saturn’s icy moons, hides a vast alkaline ocean beneath its frozen surface, where chemical reactions ...

Organic molecules detected in the watery plumes that spew out from cracks in the surface of Enceladus could be formed through ...

Scientists are unraveling the mysteries of "steam worlds"—exoplanets known as sub-Neptunes that are rich in water but orbit so close to their stars that their surfaces are shrouded in thick ...