When does the next episode air?

Thursday, March 5 at 8:00

'The Colonization Application' - Season 8, Episode 17
Airs Thursday, March 5 at 8:00 on CBS.

Trouble arises when Amy learns Sheldon has applied for a one-way mission to colonize Mars. Also, a trip to the pet store ends in a fight for Sheldon and Amy, Leonard surprises Penny with a very "adult" purchase, and, Raj is caught snooping in Emily's apartment.

Episode Schedule

The Big Bang Theory is in season.

The Big Bang Theory's eighth season began with an hour-long two-episode premiere on Monday, September 22. The show moved back to its regular Thursday night slot on October 30.