Images | February 28, 2005

Features in Argyre

NASA's Mars Global Surveyor shows landforms, including large, windblown ripples, on the floor of the ancient, giant Argyre impact basin on Mars.

28 February 2005
This Mars Global Surveyor (MGS) Orbiter Camera (MOC) image shows landforms, including large, windblown ripples, on the floor of the ancient, giant Argyre impact basin.

Location near: 48.0°S, 42.2°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Winter

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This image from NASA's Mars Odyssey shows shows part of Aram Chaos. Aram Chaos was initially formed by a large impact. Over time the crater interior was modified by several different processes, including liquid water.

Aram Chaos
This image from NASA's Mars Odyssey shows a portion of Buvinda Vallis, a channel near the flank of Hecates Tholus.

Buvinda Vallis
This image from NASA's Mars Odyssey shows a ridge, located in Terra Sabaea, which contains dark slope streaks. These features are thought to form by downslope movement of material.

Dark Slope Streaks