3 ms·
Although, Boeing has proven the concept with Delta IV heavy, (and, I think there are a few other precursors, as well, including STS). So this isn't completely n
by Pokepokalypse 9y ago
Although, Boeing has proven the concept with Delta IV heavy, (and, I think there are a few other precursors, as well, including STS). So this isn't completely new territory.