3 ms·
The EELV program doesn't actually require two different providers to guarantee access to space. It requires two different families of launch vehicles. ULA had t
by kirrent 10y ago
The EELV program doesn't actually require two different providers to guarantee access to space. It requires two different families of launch vehicles. ULA had the Atlas V and Delta IV families.
- greglindahl 10y ago... and Delta IV Medium is being retired, because it's expensive and no longer needed as the second medium launch vehicle.
- nickik 10y agoAlso, they want Vulcan to replace both Delta and Arian family. Thanks to SpaceX they don't need two anymore.