Viking 1 launch

launch

Aug 20, 1975

Launched on august 20 1975

Viking 1

Period: Aug 20, 1975 to Apr 29, 2012

Viking 1 was launched on August 20th 1975

entered orbit

Jul 19, 1976

enterd mars orbit

Seperation

Jul 20, 1976

Seperated from orbiter on July 20 1976

landed

Jul 20, 1976

died

Nov 12, 1982

end transmiision to nasa on 11/13/82