The incident happened on October 5 at around 10:25 a.m. ET, as a SpaceX pad crew was preparing Crew Dragon Endurance for launch atop a Falcon 9 rocket. With the four Crew-5 astronauts already inside the capsule and the hatch closed, an attentive eye spotted a single human hair in the latch seal. The countdown clock had just ticked past T-90 minutes, so time was of the essence. The pad crew calmly reopened Endurance’s hatch and removed the offending strand. They performed another inspection, thoroughly re-cleaned the seal area, and closed the hatch for the second and final time. A...