Geostationary
MUOS-4
Military Mobile Communications · US Space Force / US Navy
Right now
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The fourth MUOS satellite, with the constellation now providing near-global coverage. MUOS-4 fills coverage gaps over Europe, Africa, and the Indian Ocean, supporting NATO operations and naval forces deployed across the Mediterranean and Arabian Sea. The MUOS ground network includes legacy UHF compatibility, allowing older military terminals to access new waveform benefits without hardware replacement.
Its orbit
- Orbit
- Geostationaryappears to hang motionless over one spot on the equator
- Altitude
- 22,104–22,380 mi (35,573–36,016 km)
- Inclination
- 4.5°
- One orbit
- 23.9 hoursabout one orbit a day
- NORAD ID
- 40887
- Int’l designator
- 2015-044A
- Launched
- 2015
Orbital elements from CelesTrak, as of 22 Sep 2026.
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