Will France’s reusable Callisto demonstrator complete its first test flight before end of 2026?

🤖 Context

YES if the French‑led Callisto reusable launch vehicle completes at least one test flight (launch and vertical landing) before 2027 (i.e. by December 31 2026) as confirmed by CNES or an official source. NO if no successful test flight has occurred before that date.