Break-up record
Cosmos 2251
On 10 February 2009 the retired Russian satellite Cosmos 2251 collided with the working communications satellite Iridium 33, the first accidental collision between two intact satellites. 1,101 of its fragments are now entered in the Orbital Register.
1,101
Fragments on record
10 Feb 2009
Break-up
15 Dec 2015
Half down by
30 Aug 2026
Latest to come down
608
Still in orbit
Fragments coming down, month by month
Bars: per month · line: share of the cloud downFragments re-entered that monthShare of all 1,101 on record
The fragments
Every fragment on record
Each fragment has its own register entry and permanent number. Fragment pages are kept out of search results; this page carries them.
Entry no.ObjectCountryLaunchedEnded (UTC)In orbitHow it ended
2024-0447COSMOS 2251 DEBNORAD 34860 · 1993-036ACE · FragmentRussia—9 Apr 2024—Re-entered2024-0449COSMOS 2251 DEBNORAD 35906 · 1993-036AUV · FragmentRussia—9 Apr 2024—Re-entered2024-0479COSMOS 2251 DEBNORAD 37542 · 1993-036BNX · FragmentRussia—12 Apr 2024—Re-entered2024-0480COSMOS 2251 DEBNORAD 47055 · 1993-036BXK · FragmentRussia—12 Apr 2024—Re-entered2024-0483COSMOS 2251 DEBNORAD 35591 · 1993-036AMJ · FragmentRussia—13 Apr 2024—Re-entered2024-0500COSMOS 2251 DEBNORAD 34679 · 1993-036XZ · FragmentRussia—17 Apr 2024—Re-entered2024-0501COSMOS 2251 DEBNORAD 34916 · 1993-036ADM · FragmentRussia—17 Apr 2024—Re-entered2024-0513COSMOS 2251 DEBNORAD 37527 · 1993-036BNG · FragmentRussia—18 Apr 2024—Re-entered2024-0515COSMOS 2251 DEBNORAD 40800 · 1993-036BWD · FragmentRussia—18 Apr 2024—Re-entered2024-0557COSMOS 2251 DEBNORAD 47060 · 1993-036BXQ · FragmentRussia—25 Apr 2024—Re-entered2024-0558COSMOS 2251 DEBNORAD 37131 · 1993-036BHD · FragmentRussia—26 Apr 2024—Re-entered2024-0560COSMOS 2251 DEBNORAD 47049 · 1993-036BXD · FragmentRussia—26 Apr 2024—Re-entered2024-0580COSMOS 2251 DEBNORAD 34545 · 1993-036UF · FragmentRussia—29 Apr 2024—Re-entered2024-0581COSMOS 2251 DEBNORAD 35655 · 1993-036ANW · FragmentRussia—29 Apr 2024—Re-entered2024-0582COSMOS 2251 DEBNORAD 35765 · 1993-036ARK · FragmentRussia—29 Apr 2024—Re-entered2024-0630COSMOS 2251 DEBNORAD 36422 · 1993-036AZV · FragmentRussia—5 May 2024—Re-entered2024-0637COSMOS 2251 DEBNORAD 36387 · 1993-036AZQ · FragmentRussia—7 May 2024—Re-entered2024-0656COSMOS 2251 DEBNORAD 36077 · 1993-036AYQ · FragmentRussia—10 May 2024—Re-entered2024-0665COSMOS 2251 DEBNORAD 34124 · 1993-036KV · FragmentRussia—11 May 2024—Re-entered2024-0678COSMOS 2251 DEBNORAD 37294 · 1993-036BJJ · FragmentRussia—14 May 2024—Re-entered
1,101 entries · page 43 of 56
Other break-ups