Ross Elder will lead a year-long mission in Houston, which will test him and his team in Martian-like conditions.

A comet traveling outside the solar system and heading toward the Earth is much larger than scientists first believed, a ...

NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

"If there is a space race, China's already winning it, and could win it dramatically in the next few decades." ...

If it pans out, it may complicate Elon Musk’s dreams of founding a settlement on the fourth planet from the sun.

Prize: NASA could offer a prize—say $3 billion to the first company and $1 billion to a second company—for delivering ...

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ...

Learn why scientists are cautiously optimistic about the potential biosignatures found in the Sapphire Canyon rock sample.

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

NASA’s 10 new astronaut candidates are already making history. The 2025 class includes the first person to join the astronaut ...

NASA has just shared one of its most impressive Mars panoramas to date. Captured by its trusty Curiosity rover, the panorama ...

Edgar once designed science experiments for astronauts to perform. Now she'll be the astronaut performing them.