WEBVTT FILE 1 00:00:00.000 --> 00:00:01.668 Engineer speaking. Music 2 00:00:01.668 --> 00:00:08.575 Where does NASA's Webb Telescope get power? 3 00:00:08.575 --> 00:00:10.911 the Sun. 4 00:00:10.911 --> 00:00:16.283 The solar array deploys first after launch. 5 00:00:16.650 --> 00:00:21.321 It powers systems including communication and propulsion. 6 00:00:21.321 --> 00:00:24.491 music 7 00:00:24.491 --> 00:00:28.028 The 20-foot solar array is one of 40 deployable structures 8 00:00:28.028 --> 00:00:32.966 on the James Webb Space Telescope.