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The Best Episodes of Space Brothers

Every episode of Space Brothers ranked from best to worst. Let's dive into the Best Episodes of Space Brothers!

Binge this in 1d 15h•Peaking at 9.3/10

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

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Episode Rankings

  1. #1 Fan Favorite
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    Space Brothers Season 1 Episode 42 - Hibito's Choice
    9.3/10(32 votes)

    S1:E42

    Hibito manages to bring Damian back to the surface by using Gibson, but he's running out of time, as his oxygen supply dwindles. Will Freddy and Buddy find him in time?

    Director:Hideaki Uehara
    Writer:Unknown

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  2. Space Brothers Season 1 Episode 43 - Brian
    9.3/10(33 votes)

    S1:E43

    Hibito is able to save Damian, but he's running out of oxygen. Freddy and Buddy are trying to catch him, but they won't arrive before his oxygen depletes. Is this the end?

    Director:Unknown
    Writer:Unknown

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  3. Space Brothers Season 1 Episode 41 - Eighty Minutes to Live
    9.1/10(26 votes)

    S1:E41

    After a buggy accident, Hibito and Damian are stuck at the bottom of a ravine. Damian's spacesuit is damaged, and he's losing body heat quickly. The odds are against them, but Hibito decides that the unmanned drone Gibson is their key out.

    Director:Matsuo Asami
    Writer:Unknown

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  4. Space Brothers Season 1 Episode 36 - Dancing Astronaut
    9.0/10(25 votes)

    S1:E36

    While Mutta waits to hear if he will become an astronaut, Kenji has received good news. The next candidate to get a call is Serika.

    Director:Unknown
    Writer:Unknown

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  5. Space Brothers Season 1 Episode 37 - Two Men in the Park
    9.0/10(25 votes)

    S1:E37

    Two hours have passed since JAXA was supposed to notify the candidates, and Mutta hasn't received a call. When the phone finally rings, he's told to go to a nearby park. What will his fate be?

    Director:Daisuke Tsukushi
    Writer:Unknown

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  6. Space Brothers Season 1 Episode 40 - Heaven and Hell
    9.0/10(24 votes)

    S1:E40

    Damian and Hibito leave Moonbase in search of a missing unmanned probe. However, an accident occurs, stranding them inside a ravine.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of Space Brothers

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  7. Space Brothers Season 1 Episode 44 - Three Astronauts
    9.0/10(25 votes)

    S1:E44

    Oxygen generation system Brian arrives just in time to save Hibito. Once he and Damian are rescued and back at Moonbase, he reflects on the astronauts who saved him.

    Director:Yasuo Tsuchiya
    Writer:Unknown

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  8. Space Brothers Season 1 Episode 38 - Eleventh E-mail
    8.8/10(21 votes)

    S1:E38

    After a long wait, Mutta learns that he passed the final exam. With no time to enjoy the moment, he is immediately whisked to the press conference, where the other new astronauts wait.

    Director:Shigeru Ueda
    Writer:Unknown

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  9. Space Brothers Season 1 Episode 12 - My Name Is Itou Serika
    8.7/10(20 votes)

    S1:E12

    The fifteen remaining candidates have been divided into three teams of five. Each team will spend two weeks inside a sealed box, while completing various tasks. The first task is to determine the time.

    Director:Daisuke Tsukushi
    Writer:Unknown

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  10. Space Brothers Season 1 Episode 20 - The Worst Possible Punishment
    8.7/10(20 votes)

    S1:E20

    It's their final day in the sealed box. Mutta has enjoyed his two weeks with the team, and he wishes to avert ruining their bond, as they make their final decision.

    Director:Unknown
    Writer:Unknown

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  11. Space Brothers Season 1 Episode 33 - Moon Rabbit
    8.7/10(20 votes)

    S1:E33

    Hibito and the CES-51 crew finally land on the moon. However, Mutta is worried that Hibito will embarrass their country when he takes his first step.

    Director:Hideaki Uehara
    Writer:Unknown

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  12. Space Brothers Season 1 Episode 8 - Smoky Heaven
    8.6/10(26 votes)

    S1:E8

    When the robber known as the fire extinguisher man strikes the restaurant where Mutta is, he's in trouble. But once the dust settles, Mutta has become a national hero for capturing the criminal. However, it appears there's more to the story.

    Director:Tomotaka Shibayama
    Writer:Makoto Uezu

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  13. Space Brothers Season 1 Episode 17 - The Culprit Is in the Room
    8.6/10(20 votes)

    S1:E17

    The third exam inside the sealed boxes has been underway for ten days. Each team has been experiencing unexpected problems, such as broken clocks and mysterious alarms that ring in the middle of the night. However, Mutta soon realizes who is actually responsible.

    Director:Matsuo Asami
    Writer:Unknown

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  14. Space Brothers Season 1 Episode 22 - Working on the Dream
    8.6/10(19 votes)

    S1:E22

    The third astronaut selection exam has finally ended. Team A used rock-paper-scissors to select two members. Whose dreams are still alive?

    Director:Daiji Suzuki
    Writer:Unknown

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  15. Space Brothers Season 1 Episode 26 - Painful Interview
    8.6/10(18 votes)

    S1:E26

    Seven days remain before Hibito takes off on a journey to become the first Japanese person to walk on the moon. Meanwhile, Mutta prepares for the final astronaut selection exam at Johnson Space Center.

    Director:Unknown
    Writer:Unknown

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  16. Space Brothers Season 1 Episode 28 - Miracle of Doha
    8.6/10(18 votes)

    S1:E28

    With four days before the launch, Mutta and his family arrive at Kennedy Space Center for one last meal with Hibito before he heads into space. Mutta uses this opportunity to hand Hibito a very special DVD-R.

    Director:Tomotaka Shibayama
    Writer:Unknown

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  17. Space Brothers Season 1 Episode 31 - Rocket Road
    8.6/10(22 votes)

    S1:E31

    Mutta, Apo, and the strange old man watch as Hibito launches off into space. Afterwards, Mutta reminisces about the road taken by Hibito to reach this point.

    Director:Yasuo Tsuchiya
    Writer:Unknown

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  18. Space Brothers Season 1 Episode 35 - From the Little Corner of a Big Facility
    8.6/10(24 votes)

    S1:E35

    JAXA has begun announcing the results of the final astronaut selection exam. Makabe Kenji receives the first phone call. As Kenji waits to learn his fate, he reflects on his motivation for wanting to be an astronaut.

    Director:Unknown
    Writer:Unknown

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  19. Space Brothers Season 1 Episode 10 - Running Bus
    8.5/10(19 votes)

    S1:E10

    Mutta has learned that Kenji and Serika have strong reasons to become astronauts, while Mutta is simply trying to achieve a childhood dream. This causes Mutta to begin to question himself.

    Director:Daiji Suzuki
    Writer:Toshizo Nemoto

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  20. Space Brothers Season 1 Episode 15 - Let's Talk About Space
    8.5/10(18 votes)

    S1:E15

    The exam in the sealed box is halfway over. Mutta's Team A suffered an accident when Fukuda's glasses were broken. But Furuya, the one who broke them, requested a new pair. Meanwhile, Team B must deal with an alarm going off in the middle of the night.

    Director:Unknown
    Writer:Unknown

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  21. Space Brothers Season 1 Episode 23 - Father, Son, and Mutta Claus
    8.5/10(17 votes)

    S1:E23

    Mutta has been picked to go to Houston for the final astronaut selection exam. But because his selection means that Kenji wasn't chosen, he has mixed feelings.

    Director:Shigeru Ueda
    Writer:Unknown

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  22. Space Brothers Season 1 Episode 27 - One Question
    8.5/10(17 votes)

    S1:E27

    The final NASA interview was a decoy to trick the candidates into relaxing, so the astronauts could evaluate them. However, the candidates have yet to realize this.

    Director:Unknown
    Writer:Unknown

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  23. Space Brothers Season 1 Episode 30 - Dog, Old Man, and Alexander
    8.5/10(19 votes)

    S1:E30

    It's finally the day of the launch, but the weather doesn't look good. On top of that, Apo's run off, so Mutta has to go find him. While searching for Apo, Mutta comes across a suspicious old man.

    Director:Unknown
    Writer:Unknown

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  24. Space Brothers Season 1 Episode 45 - Five Blue Rangers
    8.5/10(20 votes)

    S1:E45

    Mutta and the other astronaut candidates have finally finished their Japanese training. Before they head to Houston, they receive a gift from Director Nasuda.

    Director:Takahiro Harada
    Writer:Unknown

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  25. Space Brothers Season 1 Episode 4 - Next to Hibito
    8.4/10(32 votes)

    S1:E4

    After a long week, only the final interview remains in the second JAXA exam. Mutta is drawing attention as Nanba Hibito's older brother, but he insists he won't spend his entire life as Nanba Hibito's big brother.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"Hibito's Choice" is the best rated episode of "Space Brothers". It scored 9.3/10 based on 32 votes. Directed by Hideaki Uehara and written by Unknown, it aired on 1/26/2013. This episode scored 0.0 points higher than the second highest rated, "Brian".