1965 in spaceflight
| Launch of a Delta D rocket carrying the first commercial geosynchronous communications satellite, Intelsat I F1 | |
| Orbital launches | |
|---|---|
| First | 11 January | 
| Last | 28 December | 
| Total | 124 | 
| Successes | 108 | 
| Failures | 15 | 
| Partial failures | 1 | 
| Catalogued | 112 | 
| National firsts | |
| Satellite | France | 
| Orbital launch | France | 
| Rockets | |
| Maiden flights | Atlas LV-3C Centaur-D Delta E Diamant-A Kosmos-2M Scout A Scout B Soyuz/Vostok 11A510 Thor LV-2D Burner-1 Thor LV-2D MG-18 Titan IIIC UR-500 (Proton) | 
| Retirements | Atlas LV-3A Agena-B Atlas LV-3C Centaur-C Delta D Kosmos-1 Molniya 8K78 Molniya-L 8K78L Saturn I Scout X-4 Thor DSV-2A Ablestar Thor LV-2D MG-18 Thor SLV-2 Agena-B Titan IIIA | 
| Crewed flights | |
| Orbital | 6 | 
| Total travellers | 13 |