Season 8, Episode 131 John Grunsfeld
First Aired: August 1, 2012
Former astronaut John M. Grunsfeld discusses NASA's mission to Mars.
Cast & Details See all »
- Premiered: October 17, 2005
- Rating: TV-14
- Premise: Former "Daily Show" correspondent Stephen Colbert's late-night satirical spin-off skewers the latest headlines and features interviews with authors, politicians, musicians and other newsmakers on a quest for what Colbert calls "truthiness." (more)