On June 14, 1974 the site was renamed National Space Technology Laboratories, a name that continued until May 20, 1988 when it was renamed for Mississippi senator and space program supporter John C. Stennis.
Fra 14. juni 1974 hed stedet National Space Technology Laboratories, et navn som fortsatte indtil 20. maj 1988, hvor centret blev opkaldt efter senator John C. Stennis.