NASA @NASA
The world's most powerful telescope is set to launch. What do you want to know about @NASAWebb, its rocket or the science it will do? Tag questions #UnfoldTheUniverse, then listen in at 2pm ET (19:00 UTC), for answers from NASA & @Arianespace experts: https://t.co/1PUTyZaPDM https://t.co/lxJqQDoK9t — PolitiTweet.org