|Launch vehicle.||Titan IIIE / Centaur.|
|Launch date.||1974-12-10 07:11:01.5 UTC (A) and 1976-01-15 05:34:00 UTC (B).|
|Launch site.||Cape Canaveral Air Force Station SLC-41.|
|Ceased operations.||February 18th, 1985 (A) and December 23, 1979 (B).|
|Owner(s).||DFVLR (70% share) and NASA (30% share).|
|Major contractor(s) .||Messerschmitt-Bölkow-Blohm (MMB).|
|Is it still in orbit.||Unknown, probably burnt up by the Sun.|
|Launch mass.||370 kg (820 lb).|
|Nationality(s).||W. Germany with American technical and fiscal help.|
|Satellite type.||Sun orbiter.|
|Links.||https://en.wikipedia.org/wiki/Helios_(spacecraft) and http://solarsystem.nasa.gov/missions/.|
Helios 1-s/Helios-A was such a success it was flowed by the identical Helios 2-s/Helios-B a year later.
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