Orbital Traffic All objects

Communications

IRIDIUM 128

Global Mobile Satellite Network (Iridium NEXT) · Iridium Communications

Right now

It moves every second. See exactly where it is — worked out from its orbit, on your own device — on the live 3D globe.

Watch it live on the 3D globe

One of the 66 operational Iridium NEXT satellites, part of a system that also hosts secondary scientific payloads including GPS radio occultation sensors feeding NOAA's commercial weather program. Building extra science payloads into a telecommunications constellation is an efficient use of launch mass that few satellite operators have replicated at this scale.

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
42811
Int’l designator
2017-039J
Launched
2017

Orbital elements from CelesTrak, as of 22 Sep 2026.

More communications