Curiosity Rover Discovers Huge Lake once filled Gale Crater

Simulated View of Gale Crater Lake on Mars. This illustration depicts a lake of water partially filling Mars’ Gale Crater, receiving runoff from snow melting on the crater’s northern rim. Credit: NASA/JPL-Caltech/ESA/DLR/FU Berlin/MSSS

Recent measurements by NASA’s Curiosity rover indicate that a huge lake once filled much of Gale Crater for millions and millions [...]