Free Republic

The James Webb Space Telescope is back to full science operations. One of the telescope’s instruments, the Near Infrared Imager and Slitless Spectrograph (NIRISS) had been offline since January 15 due to a communications error. But engineers worked through the problem and were able to return the instrument to full operations. “NASA and CSA [Canadian Space Agency] partnered to approach the problem as technically possible, using a detailed consideration of all areas of operation of the instrument,” said Julie Van Campen, Webb Integrated Science Instrument Module (ISIM) systems engineer at NASA’s Goddard Space Flight Center, in a blog post update....