Hypersonic missile startup Castelion raises $1 billion in private investment capital

A new hypersonic missile startup, dubbed Castelion and founded by three former SpaceX executives, has now raised $1 billion in private investment capital. The Series C financing announced Aug. 19 includes $800 million in equity and a $250 million committed revolving credit facility. The equity round was co-led by JPMorganChase’s Strategic Investment Group, Andreessen Horowitz and funds managed by…