B1067's 36 flights show how Block 5 moved beyond its original ten-flight maintenance goal, but comparing the first stage with Discovery requires care about what each vehicle did.
On 3 June 2021, a clean white Falcon 9 lifted NASA’s CRS-22 cargo mission from Kennedy Space Center. The first stage was new. NASA’s live account made a point of saying so, then showed the booster la… [+12783 chars]