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Webb’s NIRISS instrument is ready to see cosmos in over 2,000 infrared colors

The Near-Infrared Imager and Slitless Spectrograph instrument (NIRISS), one of the James Webb Space Telescope's four primary scientific instruments, has completed its post-launch preparations and is now ready for science.The Single Object Slitless Spectroscopy (SOSS) capability was the last NIRISS mode to be checked...