Start Date: End Date: Published Date Data Date
Data acquired June 30, 2011 720 x 480 JPEG
Data acquired June 30, 2011 7956 x 7956 11 MB - JPEG
Data acquired September 25, 2005 720 x 480 JPEG
Data acquired September 25, 2005 6644 x 3684 4 MB - JPEG
Canyons on Mars show a striking similarity to a handful of canyons on Earth. Could they have had the same type of watery origin?
Echus Chasma image copyright European Space Agency. Aerial photograph from the National Agriculture Imagery Program (NAIP) provided by the USGS Earth Explorer. Caption by Holli Riebeek with review from Michael Lamb.
Published April 29, 2014 Data acquired June 30, 2011