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🛰️ SATELLITE · HISTORICAL RECORD

DS-A1 No. 7

Re-entered 18 Dec 1966

DS-A1 No. 7 (NORAD 1431, COSPAR 1965-052A) was a SU satellite that re-entered Earth's atmosphere on 18 Dec 1966, launched on 2 Jul 1965 on the DS-A1 No. 7 mission. It was operated by YUZH as part of the DS-A1 programme. The spacecraft was built by YUZH on the DS bus, with a mass of 220 kg. Like most satellites in low orbits, it was gradually slowed by atmospheric drag until re-entry. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

1965
launched
1966
re-entered
1
year on orbit
220
kg mass

Lifecycle

Launched2 Jul 1965 · on the DS-A1 No. 7 mission
Operational12 Jul 1965 · entered service
Retired12 Jul 1965 · end of operational service
Re-entered18 Dec 1966 · atmospheric re-entry — object destroyed

Specifications

NORAD ID1431
COSPAR1965-052A
TypeSatellite
OperatorYUZH
Country / StateSU
ManufacturerYUZH
BusDS
Mass220 kg
ProgrammeDS-A1
CategoryEW
OrbitLEO (LEO/I)
Altitude225 × 1,113 km
Inclination48.8°

Frequently asked questions

What happened to DS-A1 No. 7?

DS-A1 No. 7 re-entered Earth's atmosphere on 18 Dec 1966, ending a mission that began with its launch in 1965. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did DS-A1 No. 7 re-enter the atmosphere?

DS-A1 No. 7 re-entered on 18 Dec 1966, according to Orbital Radar's historical catalogue records.

Who operated and built DS-A1 No. 7?

DS-A1 No. 7 was operated by YUZH and built by YUZH (SU).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.