https://spaceref.com/status-report/nasa-mars-odyssey-themis-image-nirgal-vallis-nighttime-ir/
NASA Mars Odyssey THEMIS Image: Nirgal Vallis Nighttime IR - SpaceRef
Nov 25, 2004 - Space news and reference site.
mars odysseynirgal vallisnasathemisimage
https://spaceref.com/status-report/nasa-mars-picture-of-the-day-solar-conjunction-ends-nirgal-vallis/
NASA Mars Picture of the Day: Solar Conjunction Ends: Nirgal Vallis - SpaceRef
Sep 28, 2004 - Space news and reference site.
picture of the day