Archer Aviation IncArcher and Anduril unveiled a jointly developed autonomous attack rotorcraft called Thunder, a clean-sheet design with hybrid-electric powertrain and dual tiltrotors.

Archer Aviation and Anduril unveiled a jointly developed autonomous attack rotorcraft called Thunder at the Farnborough Airshow. The aircraft is a clean-sheet design featuring a series hybrid-electric powertrain and dual tiltrotors that enable vertical takeoff and efficient wingborne cruise, reducing fuel burn and acoustic signature. Archer said it will name its first commercial partners for the platform later this week, and Thunder's first flight is planned for 2027. Archer shares rose 21.96% intraday following the announcement.
Archer Aviation IncArcher and Anduril unveiled a jointly developed autonomous attack rotorcraft called Thunder, a clean-sheet design with hybrid-electric powertrain and dual tiltrotors.
Anduril co-developed the Thunder autonomous attack rotorcraft with Archer, showcasing a new defense platform.