Explore 14 alien worlds (and Earth) with NASA's whimsical travel posters
Wednesday, February 22, 2017 - 17:31
in Astronomy & Space
See the posters in gallery form. (NASA/JPL-Caltech) Explore 14 alien worlds (and Earth) with NASA's whimsical travel posters By Sean Greene Feb. 22, 2017 It's never too early to plan your trip to space, at least according to the folks at NASA. To travel to alien worlds, humans would need light-speed...