Seasons & episodes
S1 · E1Commencement 2014-04-11 · 24 min
In isolation his entire life, Nagate must adjust to life in a centuries-old space colony while training as a cadet pilot to fight an ancient threat.
S1 · E2Oblivion 2014-04-18 · 24 min
Nagate is haunted by his first combat experience against the Gauna. Later, he meets the elite pilots of Sidonia.
S1 · E3Glory 2014-04-25 · 24 min
Exploring Sidonia, Nagate makes an enemy of Kunato while protecting a friend. The Gauna attack, calling the pilots into action.
S1 · E4Sacrifices 2014-05-02 · 24 min
After a disaster aboard Sidonia, Nagate and his team are ordered to retrieve a valued weapon. He later defies orders to save a friend.
S1 · E5Adrift 2014-05-09 · 24 min
Nagate and Shizuka, adrift in space, slowly run out of supplies as they await rescue from a departing Sidonia, which is too far away to send help.
S1 · E6Salutations 2014-05-16 · 24 min
Nagate and his squad graduate as pilots and are quickly sent into combat when the enemy returns; Kunato explores Nagate's history.
S1 · E7Resolve 2014-05-23 · 24 min
The enemy is revealed to be even larger and deadlier than previously believed, resulting in three squads engaging in a deadly fight.
S1 · E8Immortality 2014-05-30 · 24 min
Nagate is blamed for a defeat and harbors guilt over a casualty; the early years of Sidonia are revealed.
S1 · E9Empathy 2014-06-06 · 24 min
The Gauna find a distressing way to demoralize and out-fight the attack force. Nagate returns to Sidonia with a prize that may help in the fight.
S1 · E10Decisions 2014-06-13 · 24 min
Pacifists endanger themselves by leaving the relative safety of Sidonia, while the enemy shows up larger and fiercer than before.
S1 · E11Collision 2014-06-20 · 24 min
A large strike force encounters an enemy unit that takes them by surprise; Nagate does what he can to protect his friends.
S1 · E12Home 2014-06-27 · 24 min
Nagate fights one-on-one with the heart of his enemy while the strike force does not fare well in its attack on the Gauna.