5 December 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows gullies formed in the walls of an impact crater. Such gullies might result from seepage and runoff of groundwater; others have suggested snowmelt might be involved, although there is no evidence for snow at this location.
Location near
: 35.7°S, 207.6°W
Image width
: width: ~3 km (~1.9 mi)
Illumination from
: upper left
Season
: Southern Summer
Name | Value | Additional Values |
---|---|---|
Target | Mars | |
System | ||
Target Type | Planet | |
Mission | Mars Global Surveyor (MGS) | |
Instrument Host | Mars Global Surveyor | |
Host Type | Orbiter | |
Instrument | Mars Orbiter Camera (MOC) | |
Detector | ||
Extra Keywords | Crater, Grayscale, Impact, Water | |
Acquisition Date | ||
Release Date | 2005-12-05 | |
Date in Caption | 2005-12-05 | |
Image Credit | NASA/JPL/Malin Space Science Systems | |
Source | photojournal.jpl.nasa.gov/catalog/PIA03619 | |
Identifier | PIA03619 |