PARIS – A design flaw in the thermal system of the Soyuz Fregat upper stage left Europe’s first two fully operational Galileo navigation, positioning and timing satellites in the wrong orbit, according to the findings of an independent investigation into the August launch mishap. In a statement issued Oct. 8, the inquiry board attributed the failure to "a shortcoming in the system thermal analysis performed during stage design, and not an operator error during stage ...


You must have an Aviation Week Intelligence Network (AWIN) account or subscribe to this Market Briefing to access "Soyuz Design Fault Led To Galileo Launch Failure".


Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to for access.


Not currently a subscriber? Click on the "Learn More" button below to view subscription offers.

Already registered? here.