Communications
IRIDIUM 100
Global Mobile Satellite Network (Iridium NEXT) · Iridium Communications
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LiveIt moves every second. See exactly where it is — worked out from its orbit, on your own device — on the live 3D globe.
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Part of the Iridium NEXT constellation, one of the network's earliest-numbered satellites in the current fleet. Iridium's story remains one of the space industry's most dramatic reversals — a bankrupt 1990s venture transformed into essential infrastructure now trusted by the US military, commercial shipping, polar science, and global aviation surveillance.
Its orbit
- Orbit
- Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
- Altitude
- 485–487 mi (780–783 km)
- Inclination
- 86.4°
- One orbit
- 100.3 minutes14.4 orbits a day
- NORAD ID
- 42956
- Int’l designator
- 2017-061B
- Launched
- 2017
Orbital elements from CelesTrak, as of 22 Sep 2026.
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