Secret Sphere are a power metal band from Alessandria, Italy. They are often compared to countrymen Rhapsody in their use of symphonic keyboards, ballads, and general feeling. However, the band's first CD, Mistress Of The Shadowlight, has a much rawer sound compared to Rhapsody. The band was formed in 1997 from the talented guitar player Aldo Lonobile and has released seven full-lengths.
They released a sixth full-length cd in 2010 called Archetype.
They released their seventh full-length cd in 2012 called Portrait Of a Dying Heart.