June 15th, 2016
Well, maybe. A Massachusetts Institute of Technology student thinks that enough paintballs (about 5 tons), launched in space against an incoming asteroid say, 20 years away from us, could veer the hurtling body away from Earth. White paint splattered on the asteroid would cause enough changes in solar radiation and reflection to change the asteroid’s course? Far-fetched? Probably; but it would make for a fun base on the Moon….