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

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

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

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

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

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

Dozens of samples of rock and sediment collected from Mars that could be used to detect ancient microbial life could be ...

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

NASA will investigate two new approaches to bring its Mars samples to Earth through a mission proposal that is less expensive ...

NASA's Mars Sample Return mission is only in development and has already struggled. Now, the agency has laid out two paths ...

NASA proposes a quicker, cost-effective plan to bring Mars samples to Earth by 2030, reducing the mission cost from $11 ...

NASA is pitching a cheaper and quicker way of getting rocks and soil back from Mars, after seeing its original plan swell to ...