Something HUGE is unfolding for NASA's James Webb Space Telescope. In a recent test, the spacecraft fully deployed its iconic primary mirror into the same configuration it will have in space. Why this test is key to a successful mission: https://go.nasa.gov/2JLZuTP | NASA - National Aeronautics and Space Administration

James Webb telescope completes unfolding in space

How do you fold up the largest, most complex space science telescope ever built and fit it inside a rocket for launch? With testing and practice. For the first time, NASA's James Webb Space Telescope was successfully folded and stowed into the same configuration it'll have for liftoff: https://go.nasa.gov/2LFqe9v | NASA - National Aeronautics and Space Administration