Eligible active duty officers and enlisted members interested in astronaut duty can submit an application package to NASA via the USAJobs website between Dec. 15 and mid-February. Interested Airmen must also submit a separate application package to the Air Force Astronaut Nomination Board using criteria and application instructions spelled out on the myPers website. To be eligible, active duty officers and enlisted members must be United States citizens, and must hold a bachelor's degree or higher from an accredited institution in engineering, mathematics, biological science or physical science. The military application deadline is Feb. 29, 2016. Complete application procedures and package requirements are available on the myPers website.