The Big Bang Theory: Season 5 Episode 23: The Launch Acceleration
Starring: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Christine Baranski
Length: 21 minutes
On Air Date: 3 May 2012
The Big Bang Theory: S05E23 Description: NASA cancel, and later reinstate Howard’s mission into space, coinciding with his wedding. Leonard inadvertently jeopardizes his relationship with Penny.