Episode 41

Outer Space Time is the forty first episode of the Assassination Classroom anime and the nineteenth episode of Season 2. It premiered in Japan on May 19, 2016.

Summary
In finding a way to save their teacher, the class discover research is being conducted on board the International Space Station. Korosensei and Ritsu guide the class in planting Nagisa and Karma on board a space shuttle, and launch the pair to the ISS to retrieve the data.

Differences between Manga and Anime
There are some majors difference in Manga and Anime, among them for overall selection for the mission itself.
 * The election about who is going to space was conducted at Ground Space Station on manga while on anime the election happens at classroom before the operation starts.
 * The infiltration operation was supposed to be participated by a whole Class E while on anime it was only performed by five person which was Yada, Kurahashi, Karma, Nagisa and Kimura.
 * This include when infiltration to the shuttle itself Megu was supposed to take a lead while on anime she doesn't participate.
 * When Yada and Kurahashi barges in to the command room, Kimura was supposed to be infiltrate control room while on the anime the three of them are in at the same room which was Command Control room.
 * The leader of ISS on manga are more younger compared to the anime.
 * When Koro-sensei pushes the space shuttle he doesn't feel any heat while on the anime Koro-sensei can feel the heat when pushing it.
 * There is some differences about the timeline between manga on anime. On the manga they infiltrate 8 hours before launch while on anime they infiltrate approximately around an hour before launch.
 * When the class are gathered to witness the shuttle launch, they are gathered outside the fence of Space Center while on anime they are gathered along with other peoples more further away from the Space Center.

Trivia

 * The space center was referenced from Tanegashima Space Center