Solar Messenger Iron Man #28) is a 1980 Japanese mecha anime television series produced by Tokyo Movie Shinsha, and a modern style remake of Mitsuteru Yokoyama's manga Tetsujin 28-go.

Fred Ladd and TMS converted the series into The New Adventures of Gigantor, which was broadcast on the Sci-Fi Channel in the United States from September 9, 1993, to June 30, 1997.

They built the new Gigantor!The series was created by Tokyo Movie Shinsha and broadcast on Nippon Television in Japan between October 3, 1980, and September 25, 1981, every Friday from 18:00 to 18:30 (JST).

[4] The opening theme was Taiyo no Shisha Tetsujin Nijūhachi-gō (太陽の使者・鉄人28号, Solar Messenger, Iron Man #28) by Junichi Kawauchi.

The series was adapted for North America by Fred Ladd and broadcast as The New Adventures of Gigantor on the Sci-Fi Channel from September 9, 1993.