NASA Mars Odyssey THEMIS Image: Peneus Patera
Image Context: Context image credit: NASA/Mars Orbiter Laser Altimeter (MOLA) Team [ Find on map: Javascript version ] [ Find on map: CGI version ] An unusual layer of smooth material covers the flanks of the volcano Peneus Patera just south of the Hellas Basin. Though smooth on its upper surface, the layer is pitted by a process of erosion that produces steep scarps facing the south pole and more gentle slopes in the direction of the equator. The style of erosion of the smooth layer suggests that ice of some form plays a role in shaping this terrain. [Source: ASU THEMIS Science Team] Note: this THEMIS visual image has not been radiometrically nor geometrically calibrated for this preliminary release. An empirical correction has been performed to remove instrumental effects. A linear shift has been applied in the cross-track and down-track direction to approximate spacecraft and planetary motion. Fully calibrated and geometrically projected images will be released through the Planetary Data System in accordance with Project policies at a later time.
Image Credit: NASA/JPL/Arizona State University | ||||||||||||||||||||
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