Vanguard I - Norad ID: 5
| Spacetrack Directory Name | VANGUARD 1 |
| Alternative name | Vanguard I |
| Orbit launches |
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| Deorbitation |
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| Country/organisation of origin | USA (US) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| Perigee | 650 km |
| Apogee | 3833 km |
VANGUARD 1, 5 is a payload satellite owned by NRL (US) in LEO that was launched on Mon, 17 Mar 1958 UTC via a VANGUARD launch vehicle from the Air Force Eastern Test Range (AFETR). 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 VANGUARD 1 Date of exalting 17.03.1958y.