This artist’s concept of a lunar base and extra-base activity was created during a 1986 NASA Summer Study at the California Space Institute (CalSpace), Scripps Institute of Oceanography, University of California, San Diego. A lunar rover vehicle similar to the one used on three Apollo missions is depicted in the foreground. – Credit: NASA/Dennis M. Davidson

Related channels: COLONIZING MARS, SPACE COLONIZATION, THE MOON, MARS, EXOPLANETS, MOONSASTRONAUTS, SPACEX, MARS ONE PROJECTISS (SPACE STATION)