Spacedev completed its acquisition of Starsys Research Corp. after shareholders of both companies approved the deal, Spacedev announced Feb. 2. Spacedev agreed in October to pay $9 million in cash and stock for Starsys, as well as pay off $6.4 million in debt and forgive a $1.2 million loan. The combined company is headquartered in California and has operations in California, Colorado and North Carolina.