Quotes about asteroid
asteroid compare deep discovery helpful mission past proposed similar type
It would be helpful to have a similar type of mission go to an asteroid and compare the results, ... That mission is Deep Interior. It has been proposed in the past to NASA's Discovery program, but has not been accepted.
asteroid close migration neptune outward passing planet possible scattered similar small star
We may have had a 10th and 11th planet that collided. It's also possible that the outward migration of Neptune scattered comets and small planet bodies, inducing collisions in the asteroid belt. The close passing of a neighboring star could have had a similar effect.
asteroid debris flying land pile rock saves spinning trying
This saves you from having to land on the asteroid and then trying to stabilize yourself on a flying pile of rock and debris which is spinning all the time.
asteroid few handle potential threat watch
We know enough about this asteroid to know it is a potential threat but we still have a few more years to watch this thing and get a better handle on what it is going to do.