Asteroid retrieval

[karmaka]

Fang den Asteroiden und mach ihn zum 'Mondmond':

http://www.newscientist.com/article/dn23039-nasa-mulls-plan-to-drag-asteroid-into-moons-orbit.html

http://www.mnn.com/earth-matters/space/stories/is-nasa-lost-in-space-or-aimed-at-asteroids

http://www.kiss.caltech.edu/study/asteroid/asteroid_final_report.pdf'