q DOLPHIN NEBULA Dan Llewellyn Fast stellar winds from Wolf-Rayet star EZ Canis Majoris have produced the large bubble of nebulosity known as Sharpless 2-308 seen at right. North is to the left. DETAILS: Askar FRA600 108-mm astrograph and Sony α7III camera. Total exposure: 1.26 hours through OPT Triad filters. qq BOB-TAILED COMET Chris Schur Comet ZTF (C/2022 E3) is seen drifting across Corona Borealis on December 26, 2022, with its short, broad dust tail and long, faint ion tail. DETAILS: Orion 10-inch Newtonian astrograph and ZWO ASI071MC Pro CMOS camera. Total exposure: 90 minutes. p NEBULOSITY IN MONOCEROS Antoine and Dalia Grelin Open cluster NGC 2264 at center, often referred to as the Christmas Tree Cluster, is surrounded by diffuse nebulosity that bears the same designation. The comet-like object to its lower right is NGC 2261, Hubble's Variable Nebula. DETAILS: Askar FRA500 astrograph and QHY600C camera. Total exposure: 33 hours through a dual-bandpass filter. sk yand tele scope .o r g * APRIL 2023 79https://skyandtelescope.org/