NASA’s two small Mars Cube One (MarCO) CubeSats will be flying past Mars in 2016 just as the agency’s next Mars lander, InSight (Interior Exploration using Seismic Investigations, Geodesy and Heat Transport), is descending through the Martian atmosphere and landing on the surface. This artist’s concept shows two MarCO CubeSats and the Mars lander InSight. Image credit: NASA / JPL-Caltech. CubeSats are a class of spacecraft based on a standardized...
