RT @cosmos4u: A private (and super-cheap) solar-sail-to-the-Moon project has just been crowd-funded: amsat-uk.org/2013/09/02/suc… – launch (via N…
RT @cosmos4u: A private (and super-cheap) solar-sail-to-the-Moon project has just been crowd-funded: amsat-uk.org/2013/09/02/suc… – launch (via N…