NASA's Lunar Reconnaissance Orbiter brings 'earthrise' to everyone
Thursday, April 19, 2012 - 16:00
in Astronomy & Space
Imagine yourself in orbit, your spacecraft flying backward with its small window facing down toward the surface of the moon. You peer out, scouring the ash-colored contours of the cratered landscape for traces of ancient volcanic activity. Around you, the silent, velvety blackness of space stretches out in every direction.