miles per hour in three seconds. >> reporter: nasa and lockheed martin showed a mock-up of the model. patrick has no problem with a ride. >> cramped in there. i've been inside that thing. you're okay with that? >> it would be fun to see something you've never been to before. >> reporter: now, there's one big stumbling block to all this talk about flying to the moon an asteroid. o'ryan can't propel itself out of the atmosphere. you need a powerful rocket. and while it's coming, that rocket doesn't yet exist. perhaps a case of the cart before the horse. john zarrella, cnn at the kennedy space center in florida. >> that is really cool. thank you, john. you know those claw machines with the plush toys? put your money in this one the other day and you might have gotten a real living doll. pinky included. cruze. msn autos called it "the class of its class right now." but that's not the only story. it's got turn-by-turn navigation,