RT @WilksJeremy: Why is the #IXV re-entry test flight tomorrow so important? This from @euronews explains the challenges: bit.ly/16NJASW @esa_ixv
RT @WilksJeremy: Why is the #IXV re-entry test flight tomorrow so important? This from @euronews explains the challenges: bit.ly/16NJASW @esa_ixv