The Comet Polarization
| Episode Number | 21 |
|---|---|
| Season | 11 |
| Aired | 2018-04-19 |
| Overview | Sheldon’s comic book store experiences changes when writer Neil Gaiman puts Stuart’s store on the map. Also, Koothrappali takes credit for Penny’s astronomical discovery, and friendships are threatened. |
| Runtime | 25 minutes |
| Absolute Number | 252 |
| Finale Type |