Business, Entertainment, Family StennisSphere-NASA John C. Stennis Space Center Visitor Center March 24, 2011 Leave a comment StennisSphere-NASA John C. Stennis Space Center Visitor Center I-10 Exit 2 South, Mississippi Welcome Center. , Bay St. Louis, MS 228-688-2370 1-800-237-1821 Free tours of America's largest rocket engine test complex and museum. Comments comments
