| Date |
Time (UTC) |
Event |
| 1968 Jan 16 |
12:00 |
Cosmos 199 (Zenit-2 11Ф61 №59) launched into 145 x 243 kilometre, 88.4 minutes period, 65.7 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Failed to separate from third-stage rocket on entering orbit. Attempt made to complete mission but not successful. Re-entry vehicle separated after eight days around the expected recovery time and destroyed by automatic system. Instrument unit continued to operate for several more hours. |
| 1968 Jan 24 |
|
Cosmos 199 retro fire fails when it is commanded to re-enter the Earth's atmosphere for recovery of its descent module. It is destroyed by deliberate explosion. |
| 1968 Feb 6 |
08:00 |
Cosmos 201 (Zenit-4 11Ф69) launched into 205 x 334 kilometre, 89.9 minutes period, 64.9 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Feb 7 |
10:43 |
E-6LS-112 spacecraft launched from the Baikonur cosmodrome by Molniya rocket, aimed for a low orbit around the Earth at 51.8 degrees inclination - its mission is to test radio communications and spaceraft tracking techniques both en-route and in orbit around the moon in preparation for a piloted lunar mission , but a problem with the launching rocket prevents it from reaching orbit and the spacecraft, together with the upper stages of the rocket, is destroyed as they re-enter the atmosphere |
| 1968 Feb 14 |
06:14 |
Cosmos 201 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Mar 5 |
12:30 |
Cosmos 205 (Zenit-2 11Ф61 №56) launched into 196 x 293 kilometre, 89.4 minutes period, 65.7 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Mar 13 |
06:43 |
Cosmos 205 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Mar 16 |
12:30 |
Cosmos 207 (Zenit-4 11Ф69) launched into 202 x 338 kilometre, 89.9 minutes period, 65.7 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Mar 21 |
09:50 |
Cosmos 208 (Zenit-2M 11Ф690, Gektor) launched into 198 x 282 kilometre, 89.3 minutes period, 64.9 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. First Zenit-2M launch - improved optical system. Photo-reconnaissance satellite. Carried the first Nauka autonomous module that conducted high energy gamma ray experiments. |
| 1968 Mar 24 |
07:26 |
Cosmos 207 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Apr 2 |
06:14 |
Cosmos 208 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Apr 3 |
11:00 |
Cosmos 210 (Zenit-2 11Ф61 №60) launched into 201 x 375 kilometre, 90.3 minutes period, 81.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. First launch to 81° orbit. |
| 1968 Apr 7 |
10:09 |
Luna 14 (E-6LS-113) spacecraft launched from the Baikonur cosmodrome by Molniya rocket, aimed for a low orbit around the Earth at 51.8 degrees inclination - its mission is to test radio communications and spaceraft tracking techniques both en-route and in orbit around the moon in preparation for a piloted lunar mission |
| 1968 Apr 7 |
11:16 |
Final stage of Luna 14 launching rocket fired to place it into a trajectory towards the Moon |
| 1968 Apr 8 |
19:27 |
Luna 14 rocket engine is used to correct its trajectory towards the Moon |
| 1968 Apr 10 |
19:25 |
Luna 14 enters 140 x 870 kilometre orbit around the Moon at 42 degrees inclination - in addition to its test role in connection with the piloted lunar programme, it carries instruments to study the Moon gravitational field and the Earth-Moon gravitational relationship, the solar wind and cosmic rays - it also carries a test version of the electric motor being developed to drive the upcoming Lunokhod lunar rover |
| 1968 Apr 11 |
07:12 |
Cosmos 210 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Apr 18 |
10:30 |
Cosmos 214 (Zenit-4 11Ф69) launched into 197 x 374 kilometre, 90.3 minutes period, 81.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Apr 20 |
10:30 |
Cosmos 216 (Zenit-2 11Ф61 №62) launched into 199 x 270 kilometre, 89.1 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. 85% of data lost as a result of the re-entry vehicle landing in the river Volga and sinking. |
| 1968 Apr 26 |
09:36 |
Cosmos 214 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Apr 28 |
10:05 |
Cosmos 216 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jun 1 |
10:50 |
Cosmos 223 (Zenit-2 11Ф61 №63) launched into 206 x 333 kilometre, 89.9 minutes period, 72.9 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Jun 4 |
06:45 |
Cosmos 224 (Zenit-4 11Ф69) launched into 203 x 256 kilometre, 89 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Jun 9 |
06:14 |
Cosmos 223 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jun 12 |
06:14 |
Cosmos 224 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jun 18 |
06:15 |
Cosmos 227 (Zenit-4 11Ф69) launched into 193 x 275 kilometre, 89.1 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Jun 21 |
12:00 |
Cosmos 228 (Zenit-2M 11Ф690, Gektor) launched into 195 x 259 kilometre, 89 minutes period, 51.5 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo-reconnaissance satellite. Carried Nauka autonomous module that conducted cosmic ray experiments. |
| 1968 Jun 26 |
06:00 |
Cosmos 227 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jun 26 |
11:00 |
Cosmos 229 (Zenit-4 11Ф69) launched into 203 x 327 kilometre, 89.8 minutes period, 72.9 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Jul 3 |
10:05 |
Cosmos 228 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jul 4 |
06:00 |
Cosmos 229 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jul 10 |
19:49 |
Cosmos 231 (Zenit-2 11Ф61 №64) launched into 205 x 314 kilometre, 89.7 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Jul 16 |
13:10 |
Cosmos 232 (Zenit-4 11Ф69 №44) launched into 198 x 335 kilometre, 89.9 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Jul 18 |
17:46 |
Cosmos 231 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jul 24 |
06:54 |
Cosmos 232 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Jul 30 |
07:00 |
Cosmos 234 (Zenit-4 11Ф69 №45) launched into 207 x 292 kilometre, 89.4 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Aug 5 |
07:56 |
Cosmos 234 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Aug 9 |
07:00 |
Cosmos 235 (Zenit-2 11Ф61 №61) launched into 203 x 341 kilometre, 89.9 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. Hard landing as the result of a parchute sytem problem destroyed 30% of the film. |
| 1968 Aug 17 |
05:46 |
Cosmos 235 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Aug 27 |
12:29 |
Cosmos 237 (Zenit-4 11Ф69) launched into 199 x 323 kilometre, 89.7 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Sep 4 |
07:26 |
Cosmos 237 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Sep 5 |
07:00 |
Cosmos 239 (Zenit-4 11Ф69) launched into 201 x 272 kilometre, 89.2 minutes period, 51.7 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Sep 13 |
06:43 |
Cosmos 239 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Sep 14 |
06:50 |
Cosmos 240 (Zenit-2 11Ф61 №66) launched into 195 x 287 kilometre, 89.3 minutes period, 51.8 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Sep 16 |
12:30 |
Cosmos 241 (Zenit-4 11Ф69) launched into 197 x 320 kilometre, 89.7 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Sep 21 |
06:58 |
Cosmos 240 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Sep 23 |
07:39 |
Cosmos 243 (Zenit-2M 11Ф690, Gektor) launched into 205 x 297 kilometre, 89.6 minutes period, 71.3 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo-reconnaissance satellite. Carried Nauka autonomous module that contained a passive microwave telescope. |
| 1968 Sep 24 |
07:28 |
Cosmos 241 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Oct 4 |
04:48 |
Cosmos 243 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Oct 7 |
12:05 |
Cosmos 246 (Zenit-4 11Ф69) launched into 144 x 333 kilometre, 89.3 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Oct 11 |
12:05 |
Cosmos 247 (Zenit-2 11Ф61 №65) launched into 198 x 344 kilometre, 89.9 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Oct 12 |
06:29 |
Cosmos 246 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Oct 19 |
05:46 |
Cosmos 247 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Oct 31 |
09:14 |
Cosmos 251 (Zenit-4M, Rotor) launched into 199 x 255 kilometre, 89.1 minutes period, 64.9 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. First successful the upgraded Zenit-4 photo-reconnaissance satellite with orbit-adjustment engine. |
| 1968 Nov 12 |
05:46 |
Cosmos 251 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Nov 13 |
12:00 |
Cosmos 253 (Zenit-2 11Ф61 №67) launched into 201 x 336 kilometre, 89.9 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite - recovered prematurely after five days when a camera port opened unexpectedly and radiation fogged more than half of the film. |
| 1968 Nov 18 |
07:12 |
Cosmos 253 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Nov 21 |
12:10 |
Cosmos 254 (Zenit-4 11Ф69) launched into 199 x 332 kilometre, 89.8 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Second generation photo-reconnaissance satellite with higher-resolution camera system. |
| 1968 Nov 29 |
05:31 |
Cosmos 254 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Nov 29 |
12:40 |
Cosmos 255 (Zenit-2 11Ф61 №68) launched into 198 x 316 kilometre, 89.7 minutes period, 65.4 deg inclination orbit from the Plesetsk Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Dec 7 |
07:12 |
Cosmos 255 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
| 1968 Dec 10 |
08:25 |
Cosmos 258 (Zenit-2 11Ф61 №69) launched into 202 x 307 kilometre, 89.6 minutes period, 65 deg inclination orbit from the Baikonur Cosmodrome by Voskhod 11A57 rocket. Photo reconnaissance satellite. |
| 1968 Dec 18 |
06:00 |
Cosmos 258 descent module lands for recovery after being commanded to re-enter the Earth's atmosphere. |
