The Comet Polarization

"The Comet Polarization" is the twentieth-first episode of the eleventh season of the sitcom The Big Bang Theory. The episode will air on April 19, 2018.

Summary
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.

Extended Plot
Penny and Raj fight over who discovered a comet. The comic book store becomes popular, which Sheldon doesn't like. Howard and Bernadette try to arrange a date night.

Credits

 * Guest starring:
 * Kevin Sussman as Stuart
 * Neil Gaiman as Himself
 * Lauren Lapkus as Denise
 * Patrick Daniel as Grant
 * Teleplay: Maria Ferrari, Andy Gordon & Tara Hernandez
 * Story: Steve Holland, Bill Prady & Eric Kaplan

Critics

 * IMDb user reviews

Trivia

 * is the science fiction author that Howard named his son Neil after along with and .
 * Stuart's comic book store becomes popular.

Quotes
To be entered.