| No. | Names | Distance From Neptune | Gravity | Diameter | Area |
| 1. | Triton | 354,800 km | 0.779 m/s^2 | 2706.8 km | 23 million km^2 |
| 2. | Thalassa | 50,000 km | 0.015 m/s^2 | 82 km | 21,124.07 |
| 3. | Hippocamp | 105,283 km | small moon | 34 km | 1017.88 |
| 4. | Nereid | 5,513,400 km | 0.071 m/s^2 | 340 km | 363168.11 |
| 5. | Galatea | 37,200 km | 0.018 m/s^2 | 174.8 km | 97313.97 |
| 6. | Despina | 27,700 km | 0.026 m/s^2 | 150 km | 70,685.83 |
| 7. | Neso | 48 Gm billion | 0.012 m/s^2 | 60 km | 11,309.73 km^2 |
| 8. | Naiad | 48,224 km | 0.012 m/s^2 | 66 km | 13684.78 |
| 9. | Halimede | 15.7 million km | 0.006 m/s^2 | 62 km | 12076.28 |
| 10. | Psamathe | 25.7and67.7 million km | 0.003 m/s^2 | 38 km | 5026.55 |
| 11. | Laomedeia | 23,571,000 km | 0.014 m/s^2 | 42 km | 5,541.77 km^2 |
| 12. | Proteus | 117,647 km | 0.07 m/s^2 | 420 km | 554,200 km^2 |
| 13. | Larissa | 48,800 km | 0.03 m/s^2 | 194 km | 118,236.98 km^2 |
| 14. | Sao | 22.4 million km | 0.012 m/s^2 | 44 km | 6082.12 |