Kelvin Stelar, known as Daigo Hoshikawa (星河だいご Daigo Hoshikawa?) in Japan, is a character from the MegaMan Star Force series. He is an astronaut who went missing a few years before the first game. He was captured by the FM-ians while trying to form a BrotherBand with them, but Omega-Xis turned him and his crew into EM Waves so that they could survive in space. Unfortunately, they were lost.