EditorialA photo provided by NASA shows an infrared image mosaic of the Elysium Mons volcano taken by the Mars Odyssey spacecraft in 2001. (NASA/JPL-Caltech/Arizona State University via The New York Times)
EditorialA photo provided by NASA shows an infrared image mosaic of the Elysium Mons volcano taken by the Mars Odyssey spacecraft in 2001. (NASA/JPL-Caltech/Arizona State University via The New York Times)