| Name of Satellite, Alternate Names | GSAT-8 |
| Country of Operator/Owner | India |
| Operator/Owner | Indian Space Research Organization (ISRO) |
| Users | Government |
| Purpose | Communications/Navigation |
| Class of Orbit | GEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 55 |
| Perigee (km) | 35782 |
| Apogee (km) | 35796 |
| Eccentricity | 0.000166038093882682 |
| Inclination (degrees) | 0.09 |
| Period (minutes) | 1436.23 |
| Launch Mass (kg.) | 3093 |
| Dry Mass (kg.) | 1426 |
| Power (watts) | 6250 |
| Date of Launch | 20-05-2011 |
| Expected Lifetime | 12 yrs. |
| Contractor | Indian Space Research Organization (ISRO) |
| Country of Contractor | India |
| Launch Site | Guiana Space Center |
| Launch Vehicle | Ariane 5 |
| COSPAR Number | 2011-022A |
| NORAD Number | 37605 |
| Comments | Direct-to-home broadcast and other domestic needs. Equipped with GAGAN (GPS Aided GEO Augmented Navigation). |