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

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

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

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

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

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

NASA's mission to return samples from Mars and potentially discover the first signs of alien life has a new timeline. The ...

The Mars Sample Return program has been way over budget and, according to NASA's administrator, has been "out of control." ...

NASA hopes a revised plan will get Mars samples back to Earth faster and cost less than the agency's original plan.

NASA is pitching a cheaper and quicker way of getting rocks and soil back from Mars. Administrator Bill Nelson presented two ...

NASA's Mars Reconnaissance Orbiter captures stunning images of frozen sand dunes on Mars, revealing clues about the planet's ...