CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1968-0032
COSMOS 55
COSMOS 55 (NORAD 1090) re-entered Earth’s atmosphere on 2 February 1968, after 2 years, 11 months in orbit.
Official date
NORAD number
1090
International designator
1965-011B
Object type
Spacecraft
Country
USSR
Launched
21 Feb 1965Baikonur Cosmodrome
Re-entered (UTC)
2 Feb 1968UTC calendar day
Time in orbit
2 years, 11 months1,076 days
How it ended
Re-entered (natural decay)
Latitude range
56.0°N to 56.0°SFinal inclination 56.0°
Mass
50 kg
Operator
OKB-10
Built by
OKB-10
Bus
Strela-1 11F610
Programme
Strela-1
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 56.0°, allowed a re-entry anywhere between 56.0°N and 56.0°S.
Life in orbit
2 years, 11 monthsCOSMOS 55’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1965-011
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1968-0032
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1968-0032
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.