When his younger brother Hibito prepares for a historic lunar mission, unemployed engineer Mutta Nanba decides to chase their childhood dream of reaching the stars. To catch up, Mutta must survive JAXA's rigorous astronaut selection exam.

This critically acclaimed sci-fi slice of life series follows Mutta's realistic, grueling journey through physical and psychological training. Along the way, he builds camaraderie with fellow candidates and navigates the complex politics of space agencies like JAXA and NASA.

Chuya Koyama delivers an inspiring story of sibling rivalry, perseverance, and adult second chances. With award-winning storytelling, the Space Brothers manga masterfully blends hard science fiction with deeply human, comedic moments.

The award-winning Space Brothers manga follows Mutta Nanba as he trains to join his brother Hibito on a historic journey into space.

Space Brothers, Uchuu Kyoudai, Mutta Nanba, Hibito Nanba, Chuya Koyama, JAXA, NASA, Read Space Brothers online, Sci-Fi, Slice of Life