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Huntsville in Madison County, Alabama — The American South (East South Central)
 

NASA Saturn I

 
 
NASA Saturn I Marker image. Click for full size.
Photographed by Sandra Hughes Tidwell, May 20, 2024
1. NASA Saturn I Marker
Inscription. The Saturn I was the first American launch vehicle developed solely for space exploration. Taller than a 16-story building, the Saturn I launched 10 tons (9 metric tons) of payload into Earth orbit. First static tested in Huntsville in May of 1961, the Saturn I had a 100 percent success rate, unprecedented for its time. A Saturn I launched the first unmanned Apollo spacecraft in May 1964, and in 1965 launched three Pegasus satellites designed to detect micrometeorids in space. Saturn I rockets had two versions of this rocket the Saturn IB- launched Apollo 7 (the first manned Apollo flight) in October 1968 three Skylabs missions in 1974-74 and the U.S. astronauts during the Apollo-Soyuz Test Projects in 1975.

Length: 189.9ft (578.9m)
Weight: 1,123,600lbs (509,656kg)
Diameter: 21.4ft (6.52)
Finspan: 40.7ft (12.41m)
Thrust: 1,589,285lbs (7,069,492N)
Payload Capacity: 20,000lbs (9,072kg)
Propellant:
• (stage 1) Liquid oxygen and kerosene
• (stage 2) Liquid oxygen and liquid oxygen
Contractors:
• Rocketdyne Div., North American Aviation, Inc. (first stage propulsion)
• Chrysler Corporation (first stage)
•
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Pratt & Whitney (second stage propulsion)
• Douglas Aircraft Corporation (second stage)

Captions
The Launch of AS-102 (SA-7), the third Block II flight on September 18, 1964.
A Saturn I, Block I (left) compared to the Block II vehicle (right)

Hold-down arms on loan from the National Air and Space Museum

 
Topics. This historical marker is listed in these topic lists: Air & SpaceExploration. A significant historical month for this entry is May 1961.
 
Location. 34° 42.648′ N, 86° 39.268′ W. Marker is in Huntsville, Alabama, in Madison County. It is on Tranquility Base west of Old Madison Pike. Touch for map. Marker is at or near this postal address: 1 Tranquility Base, Huntsville AL 35805, United States of America. Touch for directions.

Regionally, this marker is in North Alabama. It is also in the American South, specifically in the Deep South, in Appalachia, and specifically in Southern Appalachia. Globally, it is in North America, a Gulf of Mexico state, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the original Cherokee Nation, the territory of the
NASA Saturn I Marker image. Click for full size.
Photographed by Sandra Hughes Tidwell, May 20, 2024
2. NASA Saturn I Marker
Mississippian Culture, one of the Confederate States of America, and the Antebellum South.

Other nearby markers. At least 8 other markers are within walking distance of this marker: U.S. Army/NASA Juno II (within shouting distance of this marker); NASA / U.S. Geological Survey (within shouting distance of this marker); U.S. Army PGM-11 Redstone (within shouting distance of this marker); Cosmic Apple Tree (within shouting distance of this marker); NASA Lunar Module (LM) (within shouting distance of this marker); U.S. Air Force SM-65 Atlas-F (within shouting distance of this marker); U.S. Army PGM-19 Jupiter (within shouting distance of this marker); Colbert Fossil Plant (about 300 feet away, measured in a direct line). Touch for a list and map of all markers in Huntsville.
 
 
Credits. This page was last revised on May 31, 2024. It was originally submitted on May 30, 2024, by Sandra Hughes Tidwell of Killen, Alabama, USA. This page has been viewed 296 times since then and 16 times this year. Photos:   1, 2. submitted on May 30, 2024, by Sandra Hughes Tidwell of Killen, Alabama, USA. • James Hulse was the editor who published this page.
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Jul. 23, 2026