Gregory Thomas Linteris, Ph.D. (born October 4, 1957 in Englewood, New Jersey) is an American scientist who flew as a payload specialist on two NASA Space Shuttle missions in 1997.
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.