Mars

Salty trickles on Mars?

Is Water Flowing on Mars?

Spacecraft images are keeping an eye on little surface flows on Mars that show up in midsummer, then fade over time. It's the strongest suggestion yet that the Red Planet can get wet.

Artist's rendering of Mars 2020 rover.
NASA/JPL-Caltech

NASA Gears Up for Mars 2020 Rover

Six years from now, there will be a new NASA robot heading to the Red Planet: the Mars 2020 rover. On July 31st mission planners unveiled the rover’s seven scientific instruments, which will pave the way for human exploration of Mars.