Plot — What is Space Brothers about?
When they were young, the brothers Mutta and Hibito promised each other they would become astronauts. Now, in 2025, Hibito has followed his dream to become the first Japanese on the moon, but Mutta has just been fired from his job. His brother reminds him of their childhood promise, and Mutta decides once again to aim for space.
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Streaming Availability
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Quick Facts
| Type | Web Series |
| First Aired | 2012 |
| Genre | Animation, Drama, Sci-Fi & Fantasy |
| Language | Japanese |
| Seasons | 2 (99 episodes) |
| Audience Score | 82% (8.2/10, 23 votes) |
Space Brothers — FAQ
Is Space Brothers worth watching? Space Brothers holds a 8.2/10 rating from 23 viewers. When they were young, the brothers Mutta and Hibito promised each other they would become astronauts. Now, in 2025, Hibito has followed his dream to become the first Japanese on the moon, but Mutta has just been fired fr
Who is in the cast of Space Brothers? It stars Hiroaki Hirata, KENN, Masayuki Katou, Miyuki Sawashiro, Masako Ikeda, Yuko Sanpei and more.
Where can I stream Space Brothers? You can stream Space Brothers on Anime Times Amazon Channel. Availability may vary by region.
When did Space Brothers release? It first aired in 2012.
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