A Chronology of mission events in orbit and on the ground. Mir existed for fifteen years growing from the original 20 tonne core module to a massive 130+ tonnes.
| Date |
Time (UTC) |
Event |
| 1986 Feb 19 |
21:28 |
Mir space station launched from the Baikonur Cosmodrome by Proton rocket into 172 x 301 kilometre orbit, in the same orbital plane as Salyut 7 |
| 1986 Mar 7 |
|
Mir now in 333 x 342 kilometre orbit |
| 1986 Mar 13 |
12:33 |
Soyuz T-15 launched from the Baikonur Cosmodrome by Soyuz rocket into 193 x 238 kilometre orbit with cosmonauts Leonid Kizim and Vladimir Solovyev aboard - it is the final Soyuz T-mission |
| 1986 Mar 15 |
13:38 |
Soyuz T-15 docks at the forward-facing port of Mir multi-way docking unit - orbit is 332 x 339 kilometres |
| 1986 Mar 19 |
10:08 |
Progress 25 launched from the Baikonur Cosmodrome by Soyuz rocket into 183 x 249 kilometre orbit |
| 1986 Mar 21 |
11:16 |
Progress 25 docks at the aft port of Mir - orbit is 332 x 339 kilometres |
| 1986 Apr 20 |
|
Progress 25 manoeuvring engine is used to adjust Mir orbit - it is now 335 x 343 kilometres |
| 1986 Apr 20 |
19:24 |
Progress 25 undocks from Mir - a few hours later it fires its manoeuvring engine to initiate re-entry and burns up as a result of frictional heating over the Pacific Ocean after some 40 minutes |
| 1986 Apr 23 |
19:40 |
Progress 26 launched from the Baikonur Cosmodrome by Soyuz rocket into 184 x 256 kilometre orbit at 51.6 degrees inclination |
| 1986 Apr 26 |
21:26 |
Progress 26 docks at the aft port of Mir - orbit is 309 x 345 kilometres |
| 1986 May 5 |
12:12 |
Soyuz T-15 undocks from Mir space station with Leonid Kizim and Vladimir Solovyev - orbit is 310 x 345 kilometres |
| 1986 May 6 |
16:57 |
Soyuz T-15 docks at the aft port of Salyut 7 - orbit is 335 x 343 kilometres |
| 1986 May 21 |
08:21 |
Soyuz TM-1 launched from the Baikonur Cosmodrome by Soyuz rocket into 185 x 260 kilometre orbit at 51.6 degrees inclination - it is a test mission and carried no crew |
| 1986 May 23 |
10:11 |
Soyuz TM-1 docks with Mir forward-facing port - orbit is 331 x 342 kilometres |
| 1986 May 29 |
09:22 |
Soyuz TM-1 undocks from Mir |
| 1986 May 30 |
06:50 |
After firing its manoeuvring engine to initiate re-entry, Soyuz TM-1 lands |
| 1986 Jun 22 |
18:25 |
Progress 26 undocks from Mir - Mir orbit is 332 x 335 kilometres |
| 1986 Jun 23 |
18:41 |
Progress 26 fires its manoeuvring engine to initiate re-entry and burns up as a result of frictional heating over the Pacific Ocean some 40 minutes later |
| 1986 Jun 24 |
16:00 |
Mir fires it manoeuvring engine to raise its orbit to 331 x 366 kilometres so that the distance between itself and Salyut 7 begins to reduce |
| 1986 Jun 25 |
14:58 |
Soyuz T-15 undocks from Salyut 7 to carry Kizim and Solovyev back to Mir - it is the end of the final, planned expedition to the laboratory |
| 1986 Jun 26 |
19:46 |
Soyuz T-15 docks again at the forward port of Mir multi-way docking unit |
| 1986 Jul 16 |
09:09 |
Soyuz T-15 undocks from Mir with Kizim and Solovyev aboard |
| 1986 Jul 16 |
12:34 |
Soyuz T-15 lands - 55 kilometres north-east of Arkalyk |
