Shahab (Persian: شهاب, lit. 'Meteor') is a class of short to long-range Iranian ballistic missiles, in service since 1988. There have been six different variants: Shahab-1 (1987) Shahab-2 (1990) Shahab-3 (1998) Shahab-4 Shahab-5 Shahab-6 (Toqyān)