<p>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 NASA’s James Webb Space Telescope. As part of the<a href="https://gcc02.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.whitehouse.gov%2Fbriefing-room%2Fstatements-releases%2F2023%2F11%2F27%2Ffirst-lady-jill-biden-announces-2023-white-house-holiday-themethe-magic-wonder-and-joy-of-the-holidays%2F&data=05%7C02%7Cstephen.sabia-1%40nasa.gov%7C567c95c5aaf9464dfe2808dbf9e56a37%7C7005d45845be48ae8140d43da96dd17b%7C0%7C0%7C638378535955234534%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=meSK0IvGcrd0JLMft3ztmX6WuKxEtr4NoNvLpAZG%2Fd0%3D&reserved=0" target="_blank"> 2023 Holidays at the White House</a>, First Lady of the United States Dr. Jill Biden debuted the first-ever White House Advent Calendar. To showcase the “Magic, Wonder, and Joy” of the holiday season, Dr. Biden and NASA are celebrating with this new image from Webb.</p>