NASA’s Mars Sample Return program faces opposition from planetary scientists following proposed cancellation, with concerns raised over Perseverance samples, future Mars missions, and international ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. NASA is seeking ...

NASA is smoothing out the final details of its future program to bring back treasured martian samples, also known as the Mars Sample Return Program, and its new helicopters might make future missions ...

NASA is delaying plans to move the Mars Sample Return program to its next phase of development after an independent review found serious issues with its technical readiness, cost and schedule. Credit: ...