19 August 2013, 09:43 AM ET
Dawn breaks as the ASTP Saturn IB launch vehicle undergoes the Countdown Demonstration Test.
16 August 2013, 09:50 AM ET
The free world's largest rocket booster is being pushed up Pearl River to a testing facility.
15 August 2013, 10:06 AM ET
Puncture rigs were used to measure pressure during irradiation.
14 August 2013, 09:30 AM ET
An engineer inspects an aircraft model in the Icing Research Tunnel.
13 August 2013, 09:47 AM ET
Space Shuttle Atlantis is connected to Russia's Mir Space Station.
12 August 2013, 09:19 AM ET
The Lunar Module Adapter is shown here attached to the Saturn IV-B stage.
09 August 2013, 09:57 AM ET
The Sikorsky S-64 Skycrane helicopter was retired from military service in the 1970s.
08 August 2013, 10:14 AM ET
The Apollo 8 Crew stands in the door of a recovery helicopter.
07 August 2013, 10:24 AM ET
Engineers take motion pictures of the thrust augmentor flame.
06 August 2013, 09:44 AM ET
A technician mounts an Apollo Launch Escape System model in the Unitary Wind Tunnel.
05 August 2013, 10:50 AM ET
An astronaut is pictured on his extravehicular activity on the fourth day of the Apollo 9 mission.
02 August 2013, 10:17 AM ET
Two NACA pilots and the X-1-2 aircraft that they flew.
01 August 2013, 02:29 PM ET
Two technicians in anti-contamination clothing manipulate a shim safety control rod in a water canal.
30 July 2013, 09:55 AM ET
This research satellite would eventually provide a stable point in the sky to reflect pulses of laser light.
29 July 2013, 10:06 AM ET
The swing arms move away, signaling the launch of Apollo 11.
25 July 2013, 10:40 AM ET
The Space Shuttle Endeavour is seen atop NASA's 747 Shuttle Carrier Aircraft No. 911.
24 July 2013, 12:36 PM ET
An astronaut holds a sample of lunar soil in a container.
23 July 2013, 10:52 AM ET
Two men sit in the control room of the Plum Brook Facility before it was shutdown.
22 July 2013, 10:17 AM ET
This spacecraft booster was launched from Cape Canaveral in what was known as a Project Mercury test.
19 July 2013, 10:26 AM ET
The Command Module splashes down after a perilous space flight.
18 July 2013, 10:16 AM ET
A test subject being suited up for studies on the Reduced Gravity Walking Simulator.
17 July 2013, 10:32 AM ET
Astronaut Edgar Mitchell refers to a map as he moves across the Moon's surface.
15 July 2013, 08:42 AM ET
Most often used as a photo chase aircraft, the Beech T-34C was used in some research as well.
12 July 2013, 09:22 AM ET
The Apollo 15 Command Module Endeavour, with astronauts aboard, nears a safe touchdown.
11 July 2013, 09:30 AM ET
The X-2 sits after a rough landing with a collapsed nose landing gear.
10 July 2013, 09:54 AM ET
An astronaut places tools into the Lunar Roving Vehicle.
09 July 2013, 09:46 AM ET
The crew is shown leaving the Crew Compartment Trainer.
08 July 2013, 09:35 AM ET
Astronaut Schmitt stands next to a huge, split boulder.
05 July 2013, 11:05 AM ET
The Space Shuttle Enterprise rolls out as the Star Trek cast watches.
04 July 2013, 11:31 AM ET
Space Shuttle Atlantis is shown during rollout onto Launch Pad 39A.
03 July 2013, 10:12 AM ET
Astronaut John W. Young salutes the U.S. Flag.
02 July 2013, 09:56 AM ET
John C. Houbolt explains his space rendezvous concept for lunar landings.
01 July 2013, 09:46 AM ET
The X-29 Flight Research Aircraft is one of the most unusually designed aircraft in aviation history.
27 June 2013, 04:29 AM ET
The B-52 Mothership flies over the X-15 after a research flight.
26 June 2013, 10:01 AM ET
A test model of the ATS is shown during testing in the Space Environment Simulation Laboratory.
25 June 2013, 10:00 AM ET
The orbiter Discovery lands at KSC's landing facility.