| payload bay | 0.86 | The wiring ran beneath the left aft payload bay. | ||
| payload specialist | 0.59 | His son, Greg, was the payload specialist. | ||
| payload capacity | 0.39 | It will focus on technology, range, payload capacity and systems testing. | ||
| payload commander | 0.26 | The research team is led by payload commander Rick Linnehan. | ||
| payload door | 0.26 | The shuttle Endeavour suffered damage to its left payload bay door during weekend preparations in Florida. |