Mars' Mawrth Vallis - Fly Over Where Water Once Flowed | Video
Thursday, December 8, 2016 - 15:01
in Astronomy & Space
The outflow channel is ~373 miles long (600 km) and about 1.2 miles deep 2 km). The indicators of liquid water in the past have made this area a landing site candidate for the ExoMars 2020 mission.