NATO-4 is the a communications satellite system serving the North Atlantic Treaty Organization (NATO) and British Ministry of Defense. NATO 4A was the first of two new-generation comsats offering secure military and diplomatic voice and data communications to NATO member nations and troops in the field. The satellites offered spot beam and global coverage to reach a wide range of ground stations and ships at sea.

Mission type: Communications · Orbit: Geostationary Orbit

Rocket: Delta II · Provider: United States Air Force