LUNA 4
| Launched | 1 April 1963 |
| Flight ended | – |
| Status | Unknown |
| Destination | Earth-Moon Barycenter Orbit |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 566 |
| COSPAR ID | 1963-008B |
| Observing |
Timeline
| 1963 Apr 2 | – | Launch from Baikonur 1/5 |
| 1963 Apr 5 | – | Flyby of Moon (failed landing attempt) |
Launched alongside
SL-6 R/B