Add Yahoo as a preferred source to see more of our stories on Google. A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get them ...

When it comes to space exploration, there are a lot of factors that go into what can be accomplished. As with almost everything in life, one of the main factors is always going to be budget.

An artist's conception of the fetch rover approaching a sample collection tube. Editor at Large For nearly half a century, NASA has been talking an awfully good game about its much-heralded Mars ...

This photomontage shows tubes containing samples from Mars, as collected by NASA’s Perseverance Mars rover. The agency’s Mars Sample Return Program plans to bring these samples back to study them in ...

For nearly four years, NASA’s Perseverance rover has journeyed across an unexplored patch of land on Mars—once home to an ancient river delta—and collected a slew of rock samples sealed inside ...

Earlier this month, outgoing NASA Administrator Bill Nelson and other agency officials presented two possible plans for the mission, known as Mars Sample Return, for the incoming administration. Once ...