NASAA Virtual Tour of Mars

A partial view of the northern polar ice cap. The northern polar cap is believed to be composed of mainly water ice.

A close-up of the north polar cap. The stratification seen in the steep walls of ice are believed to be related to seasonal variations in the extent of the ice sheet. The layering found here may provide clues about the history of Mars' climate.

Mareotis Fossae and Tempe Fossae; both of these fracture features extend radially away from the Tharsis bulge which out of the frame to the southwest. Kasei Vallis is out of the frame to the south.

A partial view of Acidalia Planitia. Chryse Planitia is out to the frame to the south.

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Questions and comments about this page should be addressed to:
Dr. David R. Williams,, (301) 286-1258
NSSDCA, Mail Code 690.1, NASA/Goddard Space Flight Center, Greenbelt, MD 20771


Page Author: Malcolm J. Shaw,
NASA Official: Dr. Ed Grayzeck,
Last Updated: 20 March 2001, DRW