Sept 7 (Reuters) - Defense technology startup Anduril Industries, founded by entrepreneur Palmer Luckey, said on Thursday it acquired autonomous aircraft maker Blue Force Technologies, as it looks to strengthen its autonomous fleet and software capabilities. The deal, whose terms were not disclosed, comes as aerospace companies ramp up their spending on artificial intelligence and autonomous aircraft amid geopolitical uncertainties. North Carolina-based Blue Force designs and manufactures composite aircraft and components. "It has always been part of our journey to climb up the value chain so to speak, to build more complex systems, more mission relevant systems," Chris Brose, chief...