22 episodes
Season one is set in the year 2258 aboard a five-mile-long, totally self-sufficient United Nations-like space station. Babylon 5 is where humans and aliens try to work out their differences peacefully, in neutral territory full of mystery, suspense, and adventure. The space outpost is a hotbed of interplanetary intrigue, conspiracies, and betrayals among myriad life-forms living and working together.
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In season two, Babylon 5 gets a controversial new leader as the station prepares to serve as the last defense against a terrifying race known as the Shadows.
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It is now the year 2259. Five hostile federations dominate the outermost regions of space. This season, Babylon 5's captain declares the station an independent state and forms a war council to battle the evil Shadows – and their allies on Earth.
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In season four, the station continues to serve as a refuge for heroes, thieves, and rare and exotic beings in a time of uneasy peace and the constant threat of war. The space station and its allies finally engage the powerful Shadows in a tremendous showdown, while the station's captain strives to expose far-reaching corruption on Earth. Also, Sheridan and Delenn's alliance – both personal and political – signals a new age of peace in the universe.
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In 2262, longstanding conflicts between telepaths and normal humans lead to a major clash on the space station. A new captain takes over, and Sheridan continues Babylon 5's peacekeeping mission by forming the InterStellar Alliance.
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