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🛰️ SATELLITE · HISTORICAL RECORD

Kosmos-897

Re-entered 23 Mar 1977

Kosmos-897 (NORAD 9860, COSPAR 1977-017A) was a SU satellite that re-entered Earth's atmosphere on 23 Mar 1977, launched on 10 Mar 1977 on the Zenit-4MK mission. It is catalogued as Germes No. 70L. It was operated by GUKOS RVSN as part of the Zenit-4MK programme. The spacecraft was built by TSSKB on the Zenit-4MK bus, with a mass of 2,310 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.

1977
launched
1977
re-entered
0
years on orbit
2,310
kg mass

Lifecycle

Launched10 Mar 1977 · on the Zenit-4MK mission
Operational23 Mar 1977 · entered service
Retired23 Mar 1977 · end of operational service
Re-entered23 Mar 1977 · atmospheric re-entry — object destroyed

Specifications

NORAD ID9860
COSPAR1977-017A
TypeSatellite
OperatorGUKOS RVSN
Country / StateSU
ManufacturerTSSKB
BusZenit-4MK
Mass2,310 kg
ProgrammeZenit-4MK
CategoryIMG
OrbitLEO (LLEO/I)
Altitude169 × 336 km
Inclination72.8°

Frequently asked questions

What happened to Kosmos-897?

Kosmos-897 re-entered Earth's atmosphere on 23 Mar 1977, ending a mission that began with its launch in 1977. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Kosmos-897 re-enter the atmosphere?

Kosmos-897 re-entered on 23 Mar 1977, according to Orbital Radar's historical catalogue records.

Who operated and built Kosmos-897?

Kosmos-897 was operated by GUKOS RVSN and built by TSSKB (SU).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-10-05.