Atlas V MUOS-3 Mission ArtworkAtlas V MUOS-3 Mission Brochure

Rocket/Payload: A United Launch Alliance Atlas V 551 will launch the Navy’s third Mobile User Objective System (MUOS-3) satellite.

Date/Site/Launch Time: Tuesday, Jan. 20, 2015, from Space Launch Complex-41 at Cape Canaveral Air Force Station, Florida. The 44-minute launch window opens at 7:43 p.m. EST.

Viewing the Launch by Webcast: The live webcast will begin at 7:23 p.m. EST.

Atlas V MUOS-3 Broadcast Coordinates

Mission Description: The Mobile User Objective System (MUOS) is a next-generation narrowband tactical satellite communications system designed to significantly improve ground communications for U.S. forces on the move.

MUOS will provide military users 10 times more communications capability over existing systems, including simultaneous voice, video and data, leveraging 3G mobile communications technology.

Launch Notes: MUOS-3 will mark United Launch Alliance’s first launch of 2015, and the 52nd Atlas V since the vehicle’s inaugural launch in 2002. MUOS-1 and MUOS-2 also launched on an Atlas V 551: MUOS-1 launched Feb. 24, 2012, and MUOS-2 launched July 19, 2013.

Launch Updates: To keep up to speed with updates to the launch countdown, dial the ULA launch hotline at 1-877-852-4321 or join the conversation at, and; hashtags #MUOS and #AtlasV.

Go Atlas! Go Centaur! Go MUOS-3!