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

NASA scientists say a rock sample collected by the Perseverance rover in Jezero Crater may contain the strongest signs yet of ancient microbial life on Mars, though more analysis is needed before drawing firm conclusions.

NASA announces four CHAPEA volunteers for a year-long Mars simulation; the program will start in October Another chapter on Mars habitation is set to begin with a year-long simulation in Texas. This simulation will have four participants who will survive in a Martian environment,

NASA officials say its Mars-bound ESCAPADE spacecraft is back in Florida and is being prepped for its scheduled launch this fall.

NASA has discovered signs of life on Mars in the form of organic carbon, sulfur, rust, and phosphorous in a canyon, and new research from the University of Texas at Austin suggests that an atmosphere may have formed billions of years ago,

NASA has just shared one of its most impressive Mars panoramas to date. Captured by its trusty Curiosity rover, the panorama (below) of the Martian landscape comprises 44 images taken by the rover’s Mastcam. The color has been adjusted to match the lighting conditions as the human eye would see them on Earth.

NASA's Artemis II astronauts will embark on the first crewed U.S. mission to the moon in half a century. It could launch early in 2026.

NASA has chosen 10 new astronaut candidates who will train for missions to the Moon and Mars. Their selection represents a powerful blend of talent and ambition, fueling humanity’s next great leaps into space.