David Hilmers Status: Retired 1/28/1950 – Nationality: American Type: Government First Flight: 10/3/1985 Last Flight: 1/22/1992 David Carl Hilmers is a former NASA astronaut. Hilmers was selected a NASA astronaut in July 1980, and completed the initial training period in August 1981. A veteran of four space flights, he has logged over 493 hours in space. National Aeronautics and Space Administration – USA The National Aeronautics and Space Administration is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research. NASA have many launch facilities but most are inactive. The most commonly used pad will be LC-39B at Kennedy Space Center in Florida.