Kelly Latimer flies at the cutting edge of aviation--and soon, space

Kelly Latimer, 54, is a test pilot for Virgin Galactic and Virgin Orbit--two commercial space companies owned by British billionaire Richard Branson. For space tourism company Virgin Galactic, Latimer flies the giant, twin-fuselage aircraft known as WhiteKnightTwo, which carries a smaller spaceship at its belly to an altitude of up to 50,000 feet before the spaceship detaches and blasts off toward suborbital space. Latimer is also chief test pilot for Virgin Orbit, where she flies a modified 747...