Skip to content
StreamingCompass
StreamingCompass

Ad StreamingCompass is an independent streaming guide. We may earn a commission when you click links to our partners.

As an Amazon Associate, I earn from qualifying purchases.

TMDB

This product uses the TMDB API but is not endorsed or certified by TMDB.

Streaming availability data from JustWatch.

Country and language
AboutContactPrivacyTerms

© 2026 StreamingCompass

Space Brothers

Space Brothers

2012 · Series · 24 min · ★ 8.1

Watch free on TubiFree with ads

✓ Updated today3 more ways to watch ↓

Ad · Some links are affiliate links: we may earn a commission, at no extra cost to you.

Other ways to watch

Tubi FreeFree with adsWatch freePlex FreeFree with adsWatch freePlex Channel FreeFree with adsWatch freeCrunchyroll 7 days free7-day free trialTry free

Which services do you already have?Tap the ones you have to jump straight to the movie. No sign-up needed.

Similar titles to watch now

Galaxy Express 999Amazon Video
Sonny BoyAmazon Video
7 days free
Astra Lost in SpaceCrunchyroll
Irina: The Vampire CosmonautAmazon Video
Watch on TubiFree with ads
Plot, cast and details

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.

Rated TV-14AnimationDramaSci-Fi & Fantasy
  • Hiroaki HirataMutta Nanba (voice)
  • KENNHibito Nanba (voice)
  • Masayuki KatouKenji Makabe (voice)
  • Miyuki SawashiroSerika Itou / Mutta Nanba as a Boy (voice)
  • Masako IkedaSharon Kaneko (voice)
  • Yuko SanpeiHibito Nanba as a Boy (voice)
  • Shô RyûzanjiTadashi Hoshika (voice)
  • Ryou NaitouYasushi Furuya (voice)