Iridium NEXT Fourth Launch Highlights

On December 22, 2017, Iridium successfully launched the fourth set of 10 Iridium NEXT satellites into orbit from Vandenberg Air Force Base in California. This launch marked the midway point of the Iridium NEXT launch program, and was the first Iridium launch to use a SpaceX flight-proven rocket. The first stage booster for Iridium-4 was previously used for Iridium-2, making Iridium the first company to reuse the same rocket booster. Here are some of the highlights and memorable moments of this exciting da