Norad ID: 25577
| Spacetrack Directory Name | IRIDIUM 20 |
| Orbit launches |
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| Deorbitation date |
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| Days in orbit | 7247 |
| Country/organisation of origin | USA (US) |
| Starting point | TAISC (Taiyuan Space Center, China) |
IRIDIUM 20, 25577 was a payload satellite owned by Iridium (US) that was launched on Sat, 19 Dec 1998 UTC via a CHANG ZHENG 2C-III/SD launch vehicle from the Taiyaun Space Center, China (TSC). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.