| Name of Satellite, Alternate Names | DSP 18 (USA 130) (Defense Support Program) |
| Country of Operator/Owner | USA |
| Operator/Owner | Air Force |
| Users | Military |
| Purpose | Early Warning |
| Class of Orbit | GEO |
| Type of Orbit | |
| Longitude of GEO (degrees) | 0 |
| Perigee (km) | 35780 |
| Apogee (km) | 35800 |
| Eccentricity | 0.00023719165085389 |
| Inclination (degrees) | 0.1 |
| Period (minutes) | 1436.27 |
| Launch Mass (kg.) | 2380 |
| Dry Mass (kg.) | |
| Power (watts) | 1485 |
| Date of Launch | 23-02-1997 |
| Expected Lifetime | 5 yrs. |
| Contractor | TRW and Aerojet Electronics Systems |
| Country of Contractor | USA |
| Launch Site | Cape Canaveral |
| Launch Vehicle | Titan IVB |
| COSPAR Number | 1997-008A |
| NORAD Number | 24737 |
| Comments | Infrared sensors to detect heat from missile and booster plumes against Earth´s background; detection capability of smaller missiles; improved warning of attack by short-range missiles against U.S. and allied forces. |