I watched this NASA "tweetup" a few years back. It's a bit long, but has some very interesting discussions about the science and engineering of the project. ht

I watched this NASA "tweetup" a few years back. It's a bit long, but has some very interesting discussions about the science and engineering of the project. https://www.youtube.com/watch?v=5iWgZ_TmL0M https://www.youtube.com/watch?v=5iWgZ_TmL0M