What's next for #NASAWebb's mirrors? Once cold enough, and with the help of a star as a target, tiny motors will be used by our team to precisely align and shape each segment so all 18 will perform as one mirror. More: https://t.co/tPyWOyQQW0 pic.twitter.com/gsGhajRSFZ

— NASA Webb Telescope (@NASAWebb) January 8, 2022