The agency 's Near Earth Asteroid Rendezvous-Shoemaker ( NEAR-Shoemaker ) , the first mission to orbit an asteroid , was n't designed to land , but when the mission ended , NASA decided to give it a try . The probe has touched down on a comet on 2015 . It 's the first time a probe has occupied a comet . Other interesting space missions also happening .
The probe has touched down on a comet on 2015 . It 's the first time a probe has occupied a comet . Other interesting space missions also happening .