# Uchuu Koukyoushi Maetel: Ginga Tetsudou 999 Gaiden
*Also known as: Space Symphonic Poem Maetel ~Galaxy Express 999 Side Story~ / 宇宙交響詩メーテル ～銀河鉄道999外伝～*

## Facts
- Format: TV
- Status: concluded
- Year: 2004
- Season: SUMMER

## Renewal Score
**Uchuu Koukyoushi Maetel: Ginga Tetsudou 999 Gaiden** has a **36% renewal probability** on Courcast (confidence: 88%) as of 2026-06-03.

## Synopsis
Maetel abandoned her mother and her home planet, the doomed and frozen La Metal, where people must become cyborgs to survive. When she is beckoned to return, her options seem slim: follow her mother's path (and with it a robot mind and the contempt of all humans), or run away and fight with humans against the machines. Yet, she is not without comrades and defenders. If she can accept the friendship of beings of metal who desire peace, and oppose those who think being made of flesh and blood is e

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/uchuu-koukyoushi-maetel-ginga-tetsudou-999-gaiden-summer-2004
- API: https://courcast.com/api/public/titles/uchuu-koukyoushi-maetel-ginga-tetsudou-999-gaiden-summer-2004
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*