An exploding budget and an unraveling schedule spell disappointment for NASA's mission to learn more about Mars's history.

NASA Administrator Bill Nelson left a final decision on a new mission architecture to the next NASA administrator working ...

NASA sees two paths for saving its beleaguered plan to retrieve materials from the Red Planet but won’t choose between them ...

The Perseverance rover has been collecting Martian rock samples since 2021, but NASA is still figuring out how to bring them ...

NASA will explore two different strategies for fetching Mars rocks collected by the Perseverance rover, and there's a chance ...

NASA announced Tuesday that it is exploring two options to move forward with its mission to return samples from Mars at a ...

NASA on Tuesday announced an overhaul to its plan to collect samples from Mars and return them to Earth. Agency officials ...

Anyone hoping for a clear path forward this year for NASA's imperiled Mars Sample Return mission will have to wait a little ...

To maximize chances of successfully bringing the first Martian rock and sediment samples to Earth for the benefit of humanity ...

The agency is starting down two different paths toward the samples' return, but only one will bring the red rocks home.

NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if ...