We are 
Vulcain 2.1, twin or quad P120C solids, aft engine skirt, extended ECS-B, Vinci expander cycle engine. How'd I do?
Ariane 5 and Ariane 6 may look similar, but they have many differences! Can you spot them?pic.twitter.com/EJhV9x1EqW
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
@Arianespace
.... one is taller than the other? 
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.