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JunoI

Military Space Launch Vehicles · United States · 1958
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JunoI

⚙ Jupiter-C variant
Juno I
Juno I Photo: Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
Payload Capacity
10
Reliability
20
Cost-Efficiency
15
Responsiveness / Cadence
5
Reusability
0
Orbit Versatility
10
Precision
5
Technology
25
Strategic Value
15
Human-Rating
0
Origin United States
ManufacturerStellantis North America
CategoryMilitary Space Launch Vehicles
EraEarly Cold War
In service1958–1959
Operators1 countries
Quantity6
Data Quality84%
11
Military Space Launch Vehicles MASS Rating
50/53
Early Cold War
284/296
All-Time
Military Space Launch Vehicles · 10 axes scored
Payload Capacity
10
Reliability
20
Cost-Efficiency
15
Responsiveness / Cadence
5
Reusability
0
Orbit Versatility
10
Precision
5
Technology
25
Strategic Value
15
Human-Rating
0
ⓘ Regardless of era, the same scoring system applies to all units in the military space launch vehicles category.
01 / Overview
Juno I
Prime contractor
Production
1958–1959
Quantity
6
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MILITARY SPACE LAUNCH VEHICLES · EARLY COLD WAR
50
PERFORMANCE/PRICE
20
UNIT COST (2025 USD)
—
11
military space launch vehicles category
ⓘ Performance/Price and MASS score are computed across all units in the military space launch vehicles category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Vehicle Typeorbital launch vehicle
  • First Flight1958
  • ManufacturerChrysler for the ABMA
  • Stages4
  • StatusRetired
  • In ServiceNo
◈Performance6MOD.6
  • Payload to LEO11 kg
  • Liftoff Thrust416
  • Liftoff Mass29.06 t
  • Height21.2 m
  • Diameter1.78 m
  • Success Rate3
▣Propulsion5MOD.5
03 / History
SERVICE LIFESPANRetired
  1. 1958Production started
  2. 1959Production ended
68
years in service
1
years in production
6
units produced
0
countries operating
ⓘ 1 countries retired it.
04 / Operators
Operator Countries1country
📚 Sources
📖 ENCYCLOPEDIA Browse the Military Space Launch Vehicles entry →