Astronomy:Wallace (Martian crater)
|Diameter||173 km (107 mi)|
Wallace is an impact crater in the Hellas quadrangle on Mars at 52.9°S and 249.4°W. It is 173 km (107 mi) in diameter. Its name was approved in 1973 by the International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN), and refers to British biologist Alfred Russel Wallace.
Viking Orbiter 1 image
Floor of Wallace crater, as seen by CTX camera (on MRO)
Dust devil tracks on floor of Wallace crater, as seen by CTX camera. Note this is an enlargement of the previous image.
Original source: https://en.wikipedia.org/wiki/Wallace (Martian crater). Read more