The newest infrared image of Cas A offers a fresh view — and new details

In April, the James Webb Space Telescope’s (JWST) Mid-Infrared Instrument (MIRI) snapped an eye-catching picture of the supernova remnant Cassiopeia A (abbreviated Cas A), located 11,000 light-years away in the constellation Cassiopeia the Queen. The image was colored green and red to represent different wavelengths of infrared light. Now, a second look at the regionContinue reading “The newest infrared image of Cas A offers a fresh view — and new details”
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