NASA’s Plan to Pluck a Boulder Off An Asteroid and Orbit It Around the Moon

NASA may have its sights set on Mars, but before it can send astronauts┬áto the Red Planet it needs to hone its skills with long-distance, long-duration human spaceflight beyond low-Earth orbit. Enter the “missing link” in exploration evolution: the Asteroid Redirect Mission, or ARM, NASA’s plan for┬ádeveloping the technology and experience for Mars while learning…