Boeing's venture capital arm invested outside the U.S. (again), putting funds behind a space company (again). : Boeing's venture capital arm invested outside the U.S. (again), putting funds behind a space company (again). The U.S. industrial giant joined Rolls-Royce and defense company BAE Systems in a $37.6 million fundraising round for U.K.-based propulsion company Reaction Engines. This is both the second foreign investment and the second space investment for Boeing HorizonX Ventures, which contributed to the $15 million funding round for Australian satellite company Myriota last month.