Obviously, the entry, decent and landing is a very big challenge. I think we're going down the path...retiring a lot of the risk in the technology. But there's still the whole validation process...and still a lot of effort ahead to make that work.  -   Richard Cook     Quotes
Obviously, the entry, decent and landing is a very big challenge. I think we're going down the path...retiring a lot of the risk in the technology. But there's still the whole validation process...and still a lot of effort ahead to make that work. Richard Cook