Space drones will collect samples from planets and asteroids
 

While Curiosity's doing a great job on the red planet, there are still areas it can't go to, such as steep cliffs/hills and locations hidden by permanent shadows. That's why the engineers at NASA Kennedy Space Center's Swamp Works laboratory are de...

http://www.engadget.com/2015/07/31/s...cid%3Drss_semi