Rocket Lab USA is trading 4.89% higher at $53.39 on October 21, 2026, rebounding after a steep October decline amid a SpaceX-driven sector tailwind. - The twin NASA ESCAPADE spacecraft are rehearsing a planned Earth-flyby maneuver next month to set course for Mars, described as one never successfully completed before. - Neutron’s first launch was delayed to 2027 on October 14; no new company announcement was identified as explaining today’s move.