US / US providers
Crunchyroll
Crunchyroll Amazon Channel
Global / English-region fallback
Seasons & episodes
Searching for watch Knights of Sidonia season 2 online? Use the episode list below (legal-only availability varies by region).
Where to watch “Knights of Sidonia” (2014) online legally? See US streaming options first, plus English-region fallbacks.
Knights of Sidonia first aired in 2014 • originally associated with MBS • 2 seasons • 24 episodes • around 24 minutes per episode • status: Ended.
If you searched for “watch Knights of Sidonia online” (2014), the safest approach is to verify legal availability in your region (US first, then English-region fallbacks).
It sits in the Action & Adventure, Animation, Sci-Fi & Fantasy space, which helps set expectations for tone and pacing.
Ratings vary by audience taste—check the synopsis and cast to see if it matches what you like.
This page includes season navigation, episode list, cast, trailer (when available), and legal provider hints to help you decide quickly.
Synopsis
An alien race called Gauna has destroyed Earth. leaving humanity struggling to survive aboard the spaceship Sidonia. Even though it’s been a century since the last encounter with the Gauna, military service is mandatory. For Nagate Tanikaze, whose grandfather secretly hid him in the forgotten bowels of Sidonia, it’s a strange new world as he’s forced to come to the surface. Yet his recruitment comes just in time, for the Gauna have suddenly reappeared.
Keywords
space battle, space travel, post-apocalyptic future, space, alien, mecha, piloted robot, based on manga, military, anime.
Stills
Similar series
Gurren Lagann, Aldnoah.Zero, Gargantia on the Verdurous Planet, Macross Frontier, Star Blazers: Space Battleship Yamato 2199, Mobile Suit Gundam Unicorn, Mobile Suit Gundam, Galaxy Express 999.
Main cast
