Planet X is an instrumental rock supergroup, founded by keyboardist Derek Sherinian and who else?
Planet X (band) Planet X is an instrumental rock supergroup, founded by keyboardist Derek Sherinian and drummer Virgil Donati. Throughout more than a decade of activity, they have released three studio albums and a live album, each with a variety of guest musicians and oft-changing lineups.
Andrew Pryce Jackman Andrew Pryce Jackman (13 July 1946 – 16 August 2003) was an English keyboardist, arranger and composer. He was in The Syn with bassist Chris Squire (later of Yes). Jackman subsequently worked on Squire's solo album "Fish Out of Water" (1975), his single "Run with the Fox" (1980), on the Yes album "Tormato" (1978) and on "The Steve Howe Album" (1979).