Wiktionary
aeolis palus
n. (label en surface feature) The central plain within http://en.wikipedia.org/wiki/Gale%20Crater on the planet Mars.
Wikipedia
Aeolis Palus
Aeolis Palus is a plain between the northern wall of Gale Crater and the northern foothills of Aeolis Mons on planet Mars and is centered at .
The NASA Mars Science Laboratory mission delivered a rover to the crater plain in August 2012 to begin an extended mission of exploration and planetary science. , the rover, named Curiosity, is currently exploring Aeolis Palus as part of its planned two-year science mission.