imaging satellites Vessels Topaz (ship), the sailing ship captained by Mayhew Folger that rediscovered Pitcairn Island Topaz (yacht), luxury motor yacht constructed by Lürssen in 2012 Other uses TOPAZ nuclear reactor, a series of lightweight nuclear reactors flown in space by the Soviet Union and the Russian Federation An apprentice in a lascar ship's crew Topasses, a group of people of Portuguese descent in East Timor. See also Topaze (disambiguation)