Northern
Syrtis Major Planitia. Nilosyrtis Mensae is out of the frame to the upper left.
Isidis Planitia is the light area at far right. The dark color is believed to
be due to a relative lack of fine grained debris which would otherwise cover
the darker underlying rock.
A
partial view of Isidis Planitia; an ancient impact basin.
Northern
Syrtis Major Planitia. Nilosyrtis Mensae is out of the frame to the north.
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