WEBVTT FILE 1 00:00:00.100 --> 00:00:02.502 The fully assembled James Webb Space Telescope has ... 2 00:00:02.502 --> 00:00:04.071 completed its final environmental tests at ... 3 00:00:04.071 --> 00:00:05.239 Northrop Grumman in Redondo Beach, CA. 4 00:00:05.239 --> 00:00:05.806 Music 5 00:00:05.806 --> 00:00:08.008 Prior to testing, engineers lifted the telescope onto ... 6 00:00:08.008 --> 00:00:09.476 the transport fixture ... 7 00:00:09.476 --> 00:00:11.812 Music 8 00:00:11.812 --> 00:00:15.282 And then covered the telescope with a protective tent cover. 9 00:00:15.282 --> 00:00:19.820 Music 10 00:00:19.820 --> 00:00:23.423 The protective tent cover keeps the telescope safe from ... 11 00:00:23.423 --> 00:00:27.694 contamination while it is transported to ... 12 00:00:27.694 --> 00:00:28.829 the testing area. 13 00:00:28.829 --> 00:00:36.003 Music 14 00:00:36.003 --> 00:00:37.905 These environmental tests simulate the conditions ... 15 00:00:37.905 --> 00:00:40.440 Webb will encounter during launch. 16 00:00:40.440 --> 00:00:40.974 Music 17 00:00:40.974 --> 00:00:42.342 Completing these tests is key to ensuring the telescope ... 18 00:00:42.342 --> 00:00:43.844 will survive launch. 19 00:00:43.844 --> 00:00:44.544 Music 20 00:00:44.544 --> 00:00:46.113 Next up: Engineers will conduct the final ... 21 00:00:46.113 --> 00:00:49.283 sunshield deployment test. 22 00:00:49.283 --> 00:00:56.957 Music