But before Falcon 9, grid fins only see limited use in space-faring rockets, such as in the Soyuz’s stage. read more
Grid fins have been used on conventional missiles and bombs such as the Vympel R-77 air-to-air missile; the 3M-54 Klub (SS-N-27 Sizzler) family of cruise missiles; and the American Massive Ordnance Air Blast (MOAB) large-yield conventional bomb. read more