Astroganger
Japanese title: アストロガンガー
Type: TV
Episodes: 26
Premiered: fall 1972
Source: Original
Genres: Action, Sci-Fi
Producers: Toei Animation, Knack Productions
Duration: 24 min per ep
Rating: G - All Ages

An alien woman named Maya crash-lands on Earth. Her homeworld was destroyed by the Blasters, a cruel alien race who steals the natural resources from other planets. She falls in love with a scientist and gives birth to a human boy named Kentaro. When the Blasters invade the Earth, Kentaro must defeat them by fighting with Astroganger, a robot made from living metal.

(Source: Wikipedia)