Meanings
- astronomyA valley within Gale Crater near the landing site (Bradbury Landing) of the Curiosity rover on the planet Mars.
Origin
Named on September 26, 2012 by the International Astronomical Union as a valley in the Aeolis quadrangle on the planet Mars Aeolis (“Aeolis quadrangle”).
Full word history & related roots →Cite this entry
Peace Vallis. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Peace%20Vallis
“Peace Vallis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Peace%20Vallis. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “Peace Vallis,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Peace%20Vallis.
Source: Peace Vallis on Wiktionary, CC BY-SA 4.0.