NIRISS Has Returned to Science Operations
JWST's NIRISS instrument has resumed observations.

JWST's NIRISS instrument has resumed observations.
Tests are being conducted and a number of pure parallel observations are being executed to determine the cause.
JWST observers can now use Mirage to produce realistic NIRCam and NIRISS simulated data to help them understand and prepare for JWST before launch.
The Aperture Masking Interferometry (AMI) mode of JWST’s Near Infrared Imager and Slitless Spectrograph (NIRISS) offers a unique capability of high-resolution, moderate contract imaging at small separations.
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The NASA James Webb Space Telescope, developed in partnership with ESA and CSA, is operated by AURA’s Space Telescope Science Institute.