Project Blue Earth SOS (ProjectBLUE 地球SOS, ProjectBLUE Chikyū SOS?) is an anime series consisting of six episodes. It was originally licensed by ADV Films. In 2008, it became one of over 30 ADV titles transferred to Funimation Entertainment.
Based on a series of illustrations entitled "Earth SOS. The Earth SOS illustrations were created by Shigeru Komatsuzaki, and published in the 1940s. Komatsuzaki is a famous Japanese sci-fi illustrator and model designer who worked on many popular projects during his lifetime, including the Thunderbirds puppet TV series, Atragon and The Mysterians.