NASA’s $11 billion plan to robotically bring rock samples from Mars back to Earth is too expensive and will take too long, the agency’s administrator said Monday, so officials are tasking government ...

NASA's Perseverance Mars rover is collecting samples that could be evidence of ancient alien life. But NASA's Mars Sample Return mission to bring them to Earth will now cost $11 billion and take two ...

WASHINGTON — NASA will seek “out of the box” ideas in a bid to reduce the costs and shorten the schedule for returning samples from Mars. In an April 15 briefing, agency officials announced they would ...

NASA is calling on industry players to come up with an alternative plan to return rocky samples from Mars at a lower cost and an earlier date. The space agency has been struggling with its Mars Sample ...