Asteroid Rock News Today

Out which one, which asteroid would be the right one to pick up would be one that we have to sort of figure out. and i think that goes to the point of us being able to identify asteroids that are the right size, or maybe in the right orbital positions. and then that helps us to define those asteroids that are out there that could cause a problem for earth in the future it fills out that whole package of understanding those asteroids. >> derrick, explain why it would make a difference that we act...