Safran S.A. is a French multinational aerospace and defense corporation that designs, develops and manufactures aircraft engines, helicopter engines, spacecraft propulsion systems as well as various other aerospace and military equipment. The company arose in 2005 through a merger between SNECMA and defense electronics specialist SAGEM. Safran's acquisition of Zodiac Aerospace in 2018 significantly expanded its aeronautical activities.

Aerospace is a term used to collectively refer to the atmosphere and outer space. Aerospace activity is very diverse, with a multitude of commercial, industrial, and military applications. Aerospace engineering consists of aeronautics and astronautics. Aerospace organizations research, design, manufacture, operate, or maintain both aircraft and spacecraft.