Hangar S During Project MercuryHangar S at what is now Kennedy Space Center during the Project Mercury yearsAn aerial view of Hangar S at Cape Canaveral Air Force Station.Alan Shepard prepares his sub-orbital spaceflight in the procedures trainer before launch of Freedom 7.A three-year-old chimpanzee named Ham sits in the biopack couch for the Mercury-Redstone-2 (MR-2) suborbital test flight.Astronauts Alan Shepard and John Glenn at breakfast before Shepard’s Mercury-Redstone 3 (MR-3) spaceflight.Astronaut Alan B. Shepard Jr. is helped into the lower half of his pressure suit for the Mercury-Redstone 3 (MR-3)...Astronaut Alan B. Shepard is assisted by a technician in getting into his space suit at 2:45 a.m. in the...Astronaut Alan B. Shepard Jr. lays in his flight couch for final check before insertion into capsule for his Mercury-Redstone...In Hangar S at Cape Canaveral Air Force Station on May 5, 1961, NASA astronaut Alan B. Shepard Jr. participates...Project Mercury astronaut Virgil I. "Gus" Grissom, assisted by McDonnell technicians, leaves the Mercury spacecraft, dubbed Liberty Bell 7, following...Astronaut Gus Grissom relaxes before his flight in the crew quarters at Hangar S. Grissom became the second American in...Project Mercury Astronaut Virgil I. Grissom, primary pilot for the Mercury-Redstone 4 (Liberty Bell 7) flight, gets an assist from...Project Mercury pressure suit specialist Joseph W. Schmitt adjusts a respirometer attached to the helmet of astronaut Virgil I. Grissom...Donning a spacesuit for the Mercury-Redstone 4 (MR-4) mission, astronaut Virgil I. (Gus) Grissom chats with spaceflight equipment specialist Joe...Astronaut John Glenn, suited with hose to suit ventilation unit attached, is seen preparing to board his Mercury spacecraft inside...Project Mercury Astronaut John H. Glenn Jr., prime pilot for the MA-6 mission, takes a work-out in the procedures trainer...Prime astronaut John Glenn and backup pilot Scott Carpenter check over notes after a simulated flight prior to the Mercury-Atlas...Astronaut John H. Glenn Jr. (left), Dr. William Douglas, astronauts flight surgeon, and equipment specialist Joe Schmitt leave crew quarters...Picture dated 1962 showing US astronaut John Glenn about to get into the Mercury capsule Friendship 7 for a space...Astronaut John Glenn Jr. is honored by President John F. Kennedy after Glenn's historical first manned orbital flight, Mercury-Atlas 6....President John F. Kennedy pins a NASA Distinguished Service Medal on astronaut John Glenn Jr. following his historic three-orbit flight,...Following ceremonies at Cape Canaveral Air Force Station's Hangar S on Feb. 23, 1962, astronaut John Glenn, left, describes his...The Sigma 7 spacecraft arrives at Hangar SThe Mercury Capsule for the Mercury Atlas 7 mission of NASA astronaut Scott Carpenter undergoes testing in the White Room...Astronaut M. Scott Carpenter, prime pilot for the Mercury-Atlas 7 (MA-7) flight, is seen in Hanger S crew quarters during...Astronaut M. Scott Carpenter, prime pilot for the Mercury-Atlas 7 (MA-7) flight, is seen in Hanger S crew quarters during...In the crew quarters of Hangar S at Cape Canaveral Air Force Station, astronaut John Glenn (left) makes last minute...In September 1963, engineers and technicians in Hangar S, prepare Wally Schirra's Mercury 8 capsule named "Sigma 7." The spacecraft...In preparation for the Mercury Atlas 8 flight of NASA Astronaut Walter Schirra, the spacecraft is moved into the altitude...Mercury astronauts L. Gordon Cooper, left, and Wally Schirra check out the Mercury Atlas-8 spacecraft in the Hangar S white...Astronaut Wally Schirra, pilot of the Mercury Atlas-8 mission, goes through a suiting-up exercise in Hanger S at Cape Canaveral...NASA Astronaut Gordon Cooper leaves the Hangar S altitude chamber following a five-Hour training session in January 1963. . The...Astronaut L. Gordon Cooper Jr., pilot for the Mercury-Atlas 9 (MA-9) mission, stands fully suited beside his spacecraft during preflight...Gordon Cooper, prime pilot for the Mercury-Atlas 9 mission, leaves Hanger S after completing the day's simulated flight tests.