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Telstar
Telstar
Telstar
Credit: Sven Grahn
American communications satellite. Communication satellite built by Bell Telephone Laboratories for AT&T, USA. Launched 1962 - 1963.

Status: Operational 1962. First Launch: 1962-07-10. Last Launch: 1963-05-07. Number: 2 . Gross mass: 78 kg (171 lb).

The first active-repeater communications satellite, Telstar demonstrated the feasibility of transmitting television images, telephone, telegraph and radio messages on a global basis. Launched by a Delta booster, Telstar first went into orbit on July 10, 1962. Telstar II was orbited on May 7, 1963. Both satellites were highly successful. NASA provided launch vehicles and tracking facilities on a reimbursable basis. Prime Contractor: American Telephone and Telegraph Company, management by Bell Telephone Laboratories.


More at: Telstar.

Family: Communications, Medium earth orbit. Country: USA. Launch Vehicles: Thor, Delta, Thor Delta, Thor Delta B. Launch Sites: Cape Canaveral, Cape Canaveral LC17B. Agency: ATT. Bibliography: 2, 405, 6, 6975, 13267.
Photo Gallery

Telstar 1Telstar 1
Credit: Manufacturer Image



1962 July 10 - . 08:35 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC17B. LV Family: Thor. Launch Vehicle: Thor Delta.
  • Telstar 1 - . Mass: 77 kg (169 lb). Nation: USA. Agency: ATT. Class: Communications. Type: Civilian communications satellite. Spacecraft: Telstar. USAF Sat Cat: 340 . COSPAR: 1962-A-Epsilon-1. Apogee: 5,643 km (3,506 mi). Perigee: 945 km (587 mi). Inclination: 44.8000 deg. Period: 157.80 min.

    A NASA Thor/Delta boosted Telstar, the first commercially developed international communications satellite, into orbit. First commercial comsat; active repeater. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C).


1963 May 7 - . 11:38 GMT - . Launch Site: Cape Canaveral. Launch Complex: Cape Canaveral LC17B. LV Family: Thor. Launch Vehicle: Thor Delta B.
  • Telstar 2 - . Mass: 79 kg (174 lb). Nation: USA. Agency: ATT. Class: Communications. Type: Civilian communications satellite. Spacecraft: Telstar. USAF Sat Cat: 573 . COSPAR: 1963-013A. Apogee: 10,802 km (6,712 mi). Perigee: 972 km (603 mi). Inclination: 42.7000 deg. Period: 225.30 min. Active repeater. Spacecraft engaged in practical applications and uses of space technology such as weather or communication (US Cat C). .


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