If NASA had
any in house capability, it might be nice to keep. It doesn't. And it's wasting a lot of dollars trying to produce what can already be purchased.
Capability is not pork. Endless powerpoint rockets duplicating existing capability is
Bid out an HLV program COTS style and see how costly SLS is by comparison.
Considering F-35 is military spending and cutting it would not benefit NASA, it really has no bearing here.