🛰️ SATELLITE · HISTORICAL RECORD
Payload Truss
Retired 1965Payload Truss (NORAD 1001, COSPAR 1965-008A) is a retired US satellite, withdrawn from service around 11 Feb 1965, launched on 11 Feb 1965 on the Payload Truss mission. It was operated by AFSSD as part of the Transtage PL programme. The spacecraft was built by MM on the Truss bus, with a mass of 336 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
1965
launched
1965
retired
61
years on orbit
336
kg mass
Lifecycle
Launched11 Feb 1965 · on the Payload Truss mission
Operational11 Feb 1965 · entered service
Retired11 Feb 1965 · end of operational service
StatusOn orbit (not live-tracked)
Specifications
NORAD ID1001
COSPAR1965-008A
TypeSatellite
OperatorAFSSD
Country / StateUS
ManufacturerMM
BusTruss
Mass336 kg
ProgrammeTranstage PL
CategoryTECH
OrbitMEO (MEO)
Altitude2,761 × 2,797 km
Inclination32.1°
Frequently asked questions
What happened to Payload Truss?
Payload Truss was retired from service around 11 Feb 1965 after launching in 1965. It is no longer operational but remains catalogued.
Who operated and built Payload Truss?
Payload Truss was operated by AFSSD and built by MM (US).
Launched together
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.