Artist's impression of the three SkyFall helicopters collecting data from the surface of Mars. The green waves represent the subsurface radar measurements, and the red beams represent near-infrared imaging. Credit: NASA/JPL-Caltech.
Artist's impression of the three SkyFall helicopters collecting data from the surface of Mars. The green waves represent the subsurface radar measurements, and the red beams represent near-infrared imaging. Credit: NASA/JPL-Caltech.