Curiosity rover’s recent activities in the Boxwork unit include detailed bedrock analysis, Mastcam mosaics, and atmospheric monitoring, advancing NASA’s ongoing investigation of Mars geology.

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a frozen desert where even a thin wisp of air struggles to hold on. NASA’s ...

Human crews headed for Mars are still looking at journeys that last most of a year, long enough for radiation, boredom and mechanical risk to pile up. Nuclear propulsion promises to compress that ...