"We did the simplest thing that could be done — we just mapped them and pieced them together."

Scientists map of old Mars river basins for the 1st time. These could be great places to search for ancient life

Source: space
Source Link: https://www.space.com/astronomy/mars/scientists-map-of-old-mars-river-basins-for-the-1st-time-these-could-be-great-places-to-search-for-ancient-life