Other later Tangerine Dream albums have been composed .
Other later Tangerine Dream albums have been performed entirely by Froese , including Summer in Nagasaki ( 2007 ) , Winter in Hiroshima ( 2009 ) and Chandra ( 2009 ) .
Other later Tangerine Dream albums have been composed and performed entirely by Froese , including Summer in Nagasaki ( 2007 ) , Winter in Hiroshima ( 2009 ) and Chandra ( 2009 ) .