Intelsat 5 communications satellite, 1980.
© National Aeronautics & Space Administration / Science & Society
This satellite, shown pre-launch, was the first in the new series of Intelsats, although it was in fact launched after the second one, on 23rd May 1981. Nine Intelsat 5 satellites were launched between 1980 and 1984. INTELSAT, the International Telecommunciation Satellite Organisation, is jointly owned by all its member nations and has established a worldwide system of satellites which provide most of the world's international communications.