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 that 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 major differences in the manga and the anime, among them for overall selection for the mission itself.
 * The election about who is going to space was conducted at Ground Space Station in the manga while in the anime the election happens in the classroom before the operation starts.
 * The infiltration operation was supposed to be participated by the whole of Class E while in the anime it was only performed by five persons; which was Yada, Kurahashi, Karma, Nagisa and Kimura.
 * This includes the infiltration to the shuttle itself when Megu was supposed to take the lead while in the anime she doesn't participate.
 * When Yada and Kurahashi barge in to the command room, Kimura was supposed to infiltrate the control room while in the anime the three of them are in at the same room which was the Command Control room.
 * The leader of the ISS in the manga is more younger compared to the anime.
 * When Korosensei pushes the space shuttle he doesn't feel any heat while in the anime Korosensei can feel the heat when pushing it.
 * There are some differences about the timeline between the manga and the anime. In the manga they infiltrate 8 hours before launch while in the 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 the Space Center while in the anime they are gathered along with other people further away from the Space Center.

Trivia

 * The space center is a reference to the Tanegashima Space Center.