Re:SpaceshipTwo crashes shortly after Mojave test flight
by pwnna on Saturday November 01, 2014 @12:29AM
(#8542189)
They definitely tested the engines on the ground[1]. You have to give the engineers the benefit of the doubt, at the very least.
[1]: http://webcache.googleusercontent.com/search?q=cache:JBrl96U...
"During the nine months since the previous rocket-powered test in January, Virgin Galactic switched SpaceShipTwo's fuel mixture from a rubber-based compound to a plastic-based mix"