The original GE Aerospace engine nozzle, designed for the F-16, is key to building a vertical takeoff robotic jet prototype.

LYNN, Mass.—Rosie the robot and her automated compatriot Thomas are the stars of GE Aerospace’s automated manufacturing line at the company’s factory here. Decked in yellow, the…

The original GE Aerospace engine nozzle, designed for the F-16, is key to building a vertical takeoff robotic jet prototype.