 Huston provided training for the Mercury astronauts in celestial navigation.In 1961 Huston accepted an invitation to transfer to the newly opened Goddard Space Flight Center to work on the Nimbus program.As deputy project manager he served as Mission Director for the successful launches of Nimbus 1, launched August 28,
1964, Nimbus 2 on May 15, 1966, Nimbus 3 on May 14, 1969, Nimbus 4 on April 8, 1970, Landsat 1 on 
July 23, 1972, and Nimbus 5 on December 11, 1972.