The Sapphire Diadem of Cassiopeia (SNR G126.2+01.6) and a new discovery

by Julien De Winter

Objects in field: NGC 559, NGC 609, LDN 1331, 35 Cas, The star 35 Cas

Equipment: Apertura 75Q, Askar FRA600, Astro-Tech AT60ED, Sky-Watcher Esprit 100ED, William Optics RedCat 91 WIFD, William Optics ZenithStar 61 / ZS61, Player One Poseidon-M Pro, QHYCCD QHY268 Pro M, ZWO ASI2600MM Pro, ZWO ASI533MM Pro

Integration: 1187h 5m

In ancient mythology, Queen Cassiopeia was condemned for her pride, her throne bound forever to the turning heavens. What the myth does not tell is that within her constellation lies a remnant of violence far older than any human story. One of Cassiopeia’s brightest jewels was truly lost—not in legend, but in a stellar cataclysm. Torn apart by a supernova, the star’s remains still drift through…