Astro Designs was an American automotive company based in Canoga Park, California, that operated from 1979 until approximately 1990. Initially, the company functioned as an assembly shop for Sterlings, which were the American versions of the British NOVA kit car. In addition to Sterlings, Astro Designs also assembled replicas of the Witton Tiger and the Mercedes 540K, produced by Thoroughbred Motorcars and Roaring Twenties, respectively. In…