6/13/2010 came back to EarthBecause it was fraught with difficultiesIt took about 2 yearsBring back samples from the asteroid that the purposeWe have found that has a very rough surface
"On June 13, 2010 back to earthBecause it is full of difficultiesIt took about two yearsPurpose to take samples from an asteroidIt was found that the surface is very rough