RECORD OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry number
Certificate pending
COSMOS 921 DEB
COSMOS 921 DEB (NORAD 39690) re-entered Earth’s atmosphere on 26 May 2026.
Official dateFragment record
NORAD number
39690
International designator
1977-055C
Object type
Fragment
Country
USSR
Parent launched
24 Jun 1977Plesetsk Cosmodrome
Re-entered (UTC)
26 May 2026UTC calendar day
Time since launch
48 years, 11 months17,868 days
How it ended
Re-entered (natural decay)
Latitude range
75.8°N to 75.8°SFinal inclination 75.8°
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 75.8°, allowed a re-entry anywhere between 75.8°N and 75.8°S.
Life in orbit
COSMOS 921 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 26 May 2026
6 entries
Recorded in the Orbital Register™. The certificate and its permanent entry number follow once the record is complete.
orbitalradar.com/register/norad/39690
© 2026 Orbital Radar.
orbitalradar.com/register/norad/39690
© 2026 Orbital Radar.