Donald Lee Holmquest (born April 7, 1939) is an American lawyer, as well as a physician, electrical engineer and former NASA astronaut. Holmquest was selected as a scientist-astronaut by NASA in August 1967. From May 1971 to September 1973, he completed training in nuclear medicine at Baylor while on two leaves from NASA. When it became clear that he would not be assigned to any Skylab mission after Skylab B was scrapped, he formally resigned from the Astronaut Corps in September 1973.
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.