The sunshield of NASA's James Webb Space Telescope is seen here fully unfurled during prelaunch testing on Earth.
One of the James Webb Space Telescope's most nail-biting deployment steps is safely in the books.
With the successful deployment of our right sunshield mid-boom, or 'arm,' Webb’s sunshield has now taken on its diamond shape in space," mission team members said via Webb's Twitter account Friday night.
Live updates: NASA's James Webb Space Telescope mission.
Related: How the James Webb Space Telescope works in pictures.
Shine bright like a diamond 💎With the successful deployment of our right sunshield mid-boom, or “arm,” Webb’s sunshield has now taken on its diamond shape in space.
Related: Why the James Webb Space Telescope's sunshield deployment takes so long. »
