Yamato yo Towa ni
English name: Be Forever Yamato
Genres: Action, Adventure, Drama, Sci-Fi
Type: Movie, Episodes: 1
Aired: Aug 2, 1980
Studio: Toei Animation
Source: Original
Rating: PG-13 - Teens 13 or older
Synopsis:
The Black Nebula Empire attacks Earth and threatens to blow up the planet with a bomb they placed on Earth if counter attacked. Earths hopes rest on the Yamato crew as they go to the Black Nebula Planet and try to find a way to difuse the bomb before it's too late. 

(Source: ANN)