Scout D-1 vehicle S-193C launched from Wallops on 1976-06-18 and successfully deployed Gravity Probe A, also known as GP-A or Gravity Probe 1, for a precision gravitational-redshift test.
Scout D-1 vehicle S-193C launched from Wallops on 1976-06-18 and successfully deployed Gravity Probe A, also known as GP-A or Gravity Probe 1, for a precision gravitational-redshift test.