RnR SBXC UAV Add comments Jan 052006 Hello there! If you are new here, you might want to subscribe to the RSS feed for updates on this topic.Powered by WP Greet Box WordPress Plugin NASA has turned the RnR SBXC into a thermal hunting UAV. The 14 ft wingspan model was controlled by an autopilot shutting off the engine when in a thermal, adding about 60 minutes to its endurance. Logging In... Profile cancel Sign in with Twitter Sign in with Facebook or CommentName EmailNot published Website CAPTCHA Code * Notify me of follow-up comments by email. Notify me of new posts by email.