The US Department of the Air Force (DAF) has selected three companies for possible nuclear microreactor projects at three of its installations under a program aimed at improving energy resilience if the electricity grid goes down. According to the DAF, the companies selected are Radiant Industries , Westinghouse , and Antares Nuclear, which have each been paired with a different DAF site. These are Buckley Space Force Base in Colorado for Radiant; Malmstrom Air Force Base in Montana for Westinghouse Government Services; and Joint Base San Antonio in Texas for Antares Nuclear. Next steps will involve siting and environmental analyses as part of the National Environmental Policy Act process. No formal contracts appear to have been awarded as yet. The sites were selected as part of the department's approach to energy resilience, focused on aligning mission requirements and site-specific characteristics, it said.…