Congressional supporters of the Mars Sample Return (MSR) mission have buckled to pressure from the Trump administration to ...

U.S. plans to return Mars samples face delays as China advances its own mission. Scientists and policymakers debate costs, timelines, and the role of sample return in future Mars exploration ...

For astronaut safety and to bolster success of the human exploration to come later, NASA needs an end-to-end demonstration of ...

NASA’s Perseverance rover made a thrilling discovery on Mars: a rock sample containing minerals that on Earth are tied to microbial life. While not proof, it is one of the strongest clues yet that ...

NASA’s Perseverance Mars rover is continuing its mission to collect samples despite uncertainty about when or if those ...

Right now one of the most advanced planetary explorers ever built is scouring the surface of Mars. Supported by a team of hundreds of scientists back on Earth, the Perseverance rover has traveled ...

As NASA is set to land the Perseverance rover on Mars on Thursday, part of the rover’s mission is to take a sample of Martian soil and return it to Earth someday. While samples of the Moon have been ...

Right now one of the most advanced planetary explorers ever built is scouring the surface of Mars. Supported by a team of hundreds of scientists back on Earth, the Perseverance rover has traveled ...

NASA’s Perseverance rover continues collecting and studying Mars samples as uncertainty grows over the future of the Mars Sample Return program.

A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...