Gamma Ray

Gamma Ray is a German power metal band from Hamburg, founded in 1989 by Kai Hansen following his departure from Helloween. Hansen serves as the band's lead vocalist, guitarist, and primary songwriter. Between 1990 and 2014, Gamma Ray recorded eleven studio albums. In 1988, after four years with Helloween, Hansen decided to leave the band. He undertook some studio work with Blind Guardian and, in 1989, formed Gamma Ray with Ralf Scheepers, former vocalist of Tyran Pace.