Raytheon Technologies’ New Venture Arm Invests In Hypersonic Aircraft Company Hermeus - Aviation Today: RTX Ventures, a capital investment group recently set up by Raytheon Technologies, on Thursday said it made a strategic investment in the start-up company Hermeus Corp., which is developing hypersonic aircraft for commercial and defense applications. The value of the investment wasn’t disclosed but is part of a $100 million Series B financing round announced in …