NASA thinks about sample return mission to Earth-threatening asteroid

NASA is pondering a sample return mission from an asteroid that has a 1-in-1000 chance of hitting Earth in 2182. It's up against a Venus lander.

OSIRIS-Rex mission concept

They're also thinking about detaching part of the International Space Station around 2020 or so and sending that (manned?) to an asteroid, too. More on this later!