Deep Space! 1000 day missions! In an Orion, that would be like driving from Miami to Seatle and back in a two seater and sleeping in it enroute.
None of the manned craft presently in...
If Canberra is looking at the Heron TP and MQ-9 for expeditionary use, could they be considering the Avenger for use at home?
This is all a trade off in the ICS (aerodynam, econom and ergonom).
Has a new era dawned in fuselage shape? The engineers are talking double digit improvements in drag reduction, and hence...
NLR Composite Engine Spar.
I've heard of 'long lead time' items, but 18,000 years is a record!
This is simply Murphy's Law in operation (malevolency of inanimate objects). The greater the number of opportunities for an item to go wrong, the more times it will.