A song originally performed by Joe Cocker and covered by bands such as The Black Crows and Herbie Hancock.
The sort of person who makes comments that are wildly off topic or who's behavior indicates that they are paying attention to life only about 1% of the time.
"I just watched the vid of the Black Crows playing 'Space Captain' live in SanFran in 2005 and it was wicked awesome!"
Person 1: "Did you hear about how Julia caught the microwave on fire by microwaving her food in foil?"
Person 2: "Yeah, she's really space captain."