The map below shows the planet Mars during the late Noachian Period, around 3.8 billion years ago, labeled with modern feature names. Until around 3.5 billion years ago, Mars had a thicker atmosphere and was filled with rivers and oceans, carving the many river channels that remain there today.
In Album: Roger's Timeline Photos
Dimension:
771 x 960
File Size:
120.47 Kb
Haha (2)
Loading...