Firefly Aerospace is returning its Alpha launch vehicle to flight after a nearly 10-month stand down following the failed FLTA006 “Message In A Booster” mission in April 2025. FLTA007 “Stairway to ...

Conventional green coolant lasts two to three years or 30,000 to 50,000 miles. Extended-life orange and red coolants last five years or 100,000 to 150,000 miles under normal operating conditions. The ...