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
2024-0093COSMOS 2251 DEBNORAD 47066 · 1993-036BXW · FragmentRussia—19 Jan 2024—Re-entered2024-0114COSMOS 2251 DEBNORAD 39549 · 1993-036BUF · FragmentRussia—23 Jan 2024—Re-entered2024-0117COSMOS 2251 DEBNORAD 47075 · 1993-036BYF · FragmentRussia—23 Jan 2024—Re-entered2024-0159COSMOS 2251 DEBNORAD 37110 · 1993-036BGG · FragmentRussia—2 Feb 2024—Re-entered2024-0219COSMOS 2251 DEBNORAD 34744 · 1993-036ZN · FragmentRussia—16 Feb 2024—Re-entered2024-0223COSMOS 2251 DEBNORAD 38188 · 1993-036BSC · FragmentRussia—16 Feb 2024—Re-entered2024-0229COSMOS 2251 DEBNORAD 37495 · 1993-036BLY · FragmentRussia—17 Feb 2024—Re-entered2024-0238COSMOS 2251 DEBNORAD 37492 · 1993-036BLV · FragmentRussia—21 Feb 2024—Re-entered2024-0253COSMOS 2251 DEBNORAD 36001 · 1993-036AWT · FragmentRussia—24 Feb 2024—Re-entered2024-0261COSMOS 2251 DEBNORAD 36067 · 1993-036AYE · FragmentRussia—25 Feb 2024—Re-entered2024-0281COSMOS 2251 DEBNORAD 35699 · 1993-036APU · FragmentRussia—1 Mar 2024—Re-entered2024-0294COSMOS 2251 DEBNORAD 34746 · 1993-036ZQ · FragmentRussia—5 Mar 2024—Re-entered2024-0295COSMOS 2251 DEBNORAD 35291 · 1993-036AJV · FragmentRussia—5 Mar 2024—Re-entered2024-0316COSMOS 2251 DEBNORAD 36378 · 1993-036AZF · FragmentRussia—9 Mar 2024—Re-entered2024-0355COSMOS 2251 DEBNORAD 40229 · 1993-036BVJ · FragmentRussia—19 Mar 2024—Re-entered2024-0356COSMOS 2251 DEBNORAD 40811 · 1993-036BWQ · FragmentRussia—19 Mar 2024—Re-entered2024-0358COSMOS 2251 DEBNORAD 35066 · 1993-036AHV · FragmentRussia—21 Mar 2024—Re-entered2024-0380COSMOS 2251 DEBNORAD 47077 · 1993-036BYH · FragmentRussia—27 Mar 2024—Re-entered2024-0436COSMOS 2251 DEBNORAD 37342 · 1993-036BLJ · FragmentRussia—3 Apr 2024—Re-entered2024-0446COSMOS 2251 DEBNORAD 33981 · 1993-036FQ · FragmentRussia—9 Apr 2024—Re-entered
1,101 entries · page 42 of 56
Other break-ups