NASA, Boeing target July 30 for redo of Starliner test flight to ISS NASA, Boeing target July 30 for redo of Starliner test flight to ISS May 21, 2021 dzadmin Comments 0 Comment Boeing and NASA have nailed down a time to try and fit in the oft-delayed retest of the CST-100 Starliner’s uncrewed flight to the International Space Station.