12 March 2026 year Fr. 00:50 (UTC) from Vandenberg Air Force Base, California, USA was carried out 7 test launch of a launch vehicle «Firefly Alpha».
Rocket «Firefly Alpha» companies Firefly Aerospace will be the seventh test launch and return-to-flight mission since the accident in April 2025 year.
Mission «Stairway to Seven» will be performed in the current media configuration and will be the last for this version «Firefly Alpha». During the flight, it is planned to check and confirm the operation of the key systems of the rocket, as well as testing of individual subsystems of the future configuration Block II.
According to the CCS