Origami, a traditional Japanese culture and art, is well-known all over the world today. In addition that beautiful origami works are fascinating people, the practical functionality of origami is also interesting to be researched for various industrial applications; in aerospace engineering, origami’s concepts are applied to packaging massive space structures efficiently on ground and deploying in space. Expandable solar panels, antennas and solar sails have been researched and demonstrated in space. Origami Engineering is the scientific study of the techniques of origami to apply it to engineering.