Stephen Visits NASA To Begin His Astronaut Training

Stephen travels down to NASA headquarters to walk a mile in another person’s spaceboots. Subscribe To “The Late Show“ Channel HERE: For more content from “The Late Show with Stephen Colbert“, click HERE: Watch full episodes of “The Late Show“ HERE: Like “The Late Show“ on Facebook HERE: Follow “The Late Show“ on Twitter HERE: Follow “The Late Show“ on Google HERE: Fo