CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2025-1813
COSMOS 1892
COSMOS 1892 (NORAD 18421) re-entered Earth’s atmosphere on 2 December 2025 over the Indian Ocean, after 38 years, 1 month in orbit.
Official date
NORAD number
18421
International designator
1987-088A
Object type
Spacecraft
Country
USSR
Launched
20 Oct 1987Plesetsk Cosmodrome
Re-entered (UTC)
2 Dec 2025Recorded time 19:28 UTC
Time in orbit
38 years, 1 month13,923 days
How it ended
Re-entered (natural decay)
Latitude range
82.5°N to 82.5°SFinal inclination 82.5°
Mass
1,750 kg
Operator
GRU
Built by
Southern SDB
Bus
Tselina-D
Programme
Tselina-D
Where it came down
Recorded positionRecorded position 6.0°N, 51.0°E at 19:28 UTC. Its final orbit, inclined at 82.5°, allowed a re-entry anywhere between 82.5°N and 82.5°S.
Life in orbit
38 years, 1 monthCOSMOS 1892’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 2 Dec 2025
4 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2025-1813
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2025-1813
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.