Posted on by Evan Gough

JWST Delivers A Fantastic New Image Of Supernova Remnant Cassiopeia A

Like a shiny, round ornament ready to be placed in the perfect spot on a holiday tree, supernova remnant Cassiopeia A (Cas A) gleams in a new image from the NASA/CSA/ESA James Webb Space Telescope. Image Credit: NASA/CSA/ESA

Astronomy is all about light. Sensing the tiniest amounts of it, filtering it, splitting it into its component wavelengths, and making sense of it, especially from objects a great distance away. The James Webb Space Telescope is especially adept at this, as this new image of supernova remnant (SNR) Cassiopeia A exemplifies so well.

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