Concerns About James Webb’s Ariane 5 Rocket Might Push the Launch Back

n Ariane 5 rocket rolled out to the ELA-3 launch zone in July 2020 at the Guiana Space Center. Credit: Arianespace

A new report from the US Government Accountability Office (GAO) says that the launch of the long-awaited, highly anticipated James Webb Space Telescope (JWST) will very likely be delayed due to an anomaly identified in the Ariane 5 launch vehicle.  Launch for JWST is currently scheduled for October 31, 2021, but that date could slip by at least a couple of weeks.  

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