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Explorer 1

completedLaunch 1958 ALP
Launched 2/1/1958LEOService GSat LEO A
Admin Edit
Payloads
Assets deployed on this mission, enriched from spacecraft records.
1 payload
Explorer I
retired
Science Exploration
LEO
Launch Details
Launch Date
2/1/1958
Launch ID
1958 ALP
Launch Profile
Sat LEO A
Service Type
G
Orbit
LEO
Launch Stack
Operator
U.S. Army
Launch Vehicle
Jupiter C JunoI
Launch Site
Launch Complex 26A, Cape Canaveral (Cape Canaveral Air Station, Florida)US
Payload Summary
Payload Count
1
Payload Status
retired 1
Payload Mission Types
Science Exploration 1
Track
Mentions
4
All verified mentions of this mission in source documents.

Jet Propulsion Laboratory contributed to Explorer 1 in 1958.

GeneralValue 2.0Jul 12, 2026Explore JPL: la NASA apre al pubblico il laboratorio delle missioni Voyager e Perseverance

The Explorers Program has launched more than 90 missions since Explorer 1.

GeneralValue 3.0Feb 14, 2024NASA's Latest Mission to Investigate the Ultraviolet Sky, Stars, and Stellar Explosions

Explorer 1 launched in 1958 and discovered the Earth's radiation belts.

GeneralValue 3.5Feb 14, 2024NASA's Latest Mission to Investigate the Ultraviolet Sky, Stars, and Stellar Explosions

Explorer 1 launched in 1958 and discovered the Earth’s radiation belts.

GeneralCapabilityValue 3.5Feb 13, 2024New NASA mission to study ultraviolet sky, stars, stellar explosions