NASA Science Leaders: Webb Telescope Complex and Unprecedented
Thomas Zurbuchen, associate administrator of NASA?s Science Mission Directorate, and John Mather, senior project scientist, comment on an independent review board?s findings on the agency?s James Webb Space Telescope. Webb is now targeting March 2021 as a new launch date, after the board assessed delays in integration and testing. NASA and the board unanimously agree that Webb can still achieve mission success.