NASA successfully deploys the James Webb Telescope's enormous mirror - Engadget
3:41am PDT - April 2nd, 2020 science - EngadgetThe huge mirror of NASA's James Webb Space Telescope -- its successor to Hubble -- has been successfully tested for the first time, putting it one step closer to its eventual launch, which is slated for 2021. Like Hubble -- which has long outlived its origina…