1. Why today’s flight matters At 02:31 EDT (08:31 CEST) a brand-new SpaceX Crew Dragon christened Grace roared off pad 39A, carrying four astronauts on Axiom Mission 4 (Ax-4)—and with them the dreams of three nations returning to human space-flight after more than four decades. Among the passengers is Dr Sławosz Uznański-Wiśniewski, who just became…
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