VENERA 11 DESCENT CRAFT
| Launched | 8 September 1978 |
| Flight ended | 24 December 1978 |
| Status | Decayed |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12027 |
| COSPAR ID | 1978-084C |
| Observing |
Timeline
| 1978 Sep 9 | – | Launch from Site 81/23 at the Baikonur Cosmodrome |
| 1978 Dec 23 | – | Landing craft separated from spacecraft bus |
| 1978 Dec 25 | – | Lander descended into Venus's atmosphere |
| 1978 Dec 25 | – | Lander made soft landing on Venus's surface |
| 1978 Dec 25 | – | Lander returned images from the surface of Venus |
| 1978 Dec 25 | – | Lander mission ended, 95 minutes after landing |
| 1978 Dec 25 | – | Spacecraft bus flyby of Venus |
| 1980 Feb 1 | – | Last contact with the spacecraft bus |