NIRISS
JWST Scans an Ultra-Hot Jupiter’s Atmosphere
When astronomers discovered WASP-18b in 2009, they uncovered one of the most unusual planets ever found. It's ten times as…
11 months ago
Good News! Webb is Fully Operational Again
The James Webb Space Telescope is back to full science operations. One of the telescope’s instruments, the Near Infrared Imager…
1 year ago
Webb NIRISS Instrument has Gone Offline
The JWST is having a problem. One of its instruments, the Near Infrared Imager and Slitless Spectrograph (NIRISS,) has gone…
1 year ago