The SES-18 and SES-19 satellites are C-band only communications satellites owned by the Space Telecom Service (SES).
| Name of Satellite | SES-18 |
| Purpose | Communications |
| Contractor | Northrup Grumman |
| Country of Contractor | USA |
| Launch Mass (kg.) | 3 605 |
| Class of Orbit | GEO |
| Perigee (km) | 35 785 |
| Expected Lifetime (yrs.) | 18 |
| Date of Launch | 17.03.2023 |
| Launch Site | Cape Canaveral |
| Launch Vehicle | Falcon 9 |
| COSPAR Number | 2023-038A |
| NORAD Number | 55970 |
To meet the Federal Communications Commission’s 5G service rollout goals, SES has selected two U.S. satellite manufacturers, Northrop Grumman and the Boeing Company, to supply 4 new satellites as part of its accelerated C-band clearing plan for 2015.
