Norad ID: 21299
| Spacetrack Directory Name | COSMOS 2143 |
| Orbit launches |
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| Deorbitation |
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| Country/organisation of origin | Commonwealth of Independent States (former USSR) (CIS) |
| Starting point | PLMSC (Plesetsk Missile and Space Complex, Russia) |
| Perigee | 1398 km |
| Apogee | 1416 km |
COSMOS 2143, 21299 is a payload satellite owned by UNKS RF (CIS) in LEO that was launched on Thu, 16 May 1991 UTC via a TSIKLON-3 launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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.
satellite COSMOS 2143 Date of exalting 16.05.1991y.