Whoa! James Webb Space Telescope delivers mind-boggling view of ’exploded star’ - See in 4K

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant Cassiopeia A (Cas A). Full Story: The image has been included in the first-ever White House Advent Calendar. Credit: | footage courtesy: NASA, ESA, CSA, STScI, Danny Milisavljevic (Purdue University), Ilse De Looze (UGent), Tea Temim (Princeton University) | edited by Steve Spaleta () Music: A Rising Sun by Alan Ellis / courtesy of