Blue Origin is an American private aerospace manufacturer and spaceflight services company founded in 2000 by Amazon founder Jeff Bezos. It develops reusable launch vehicles (New Shepard suborbital and New Glenn orbital), the BE-3 and BE-4 rocket engines, the Blue Moon lunar lander, and offers commercial suborbital human spaceflight. Its motto is 'Gradatim Ferociter' (Step by Step, Ferociously).