MINI-NEPTUNES: ASTROPHOTOGRAPHY: Water Worlds in Disguise? PAGE 20 Choose and Use a Star Tracker PAGE 54 GOING DEEP: Into the Dark Void in Orion PAGE 57 THE E S SENTIAL GUIDE TO ASTRONOMY FEBRUARY 2022 Open Clusters EXPLORE WINTER'S SPARKLING Page 32 skyandtelescope.org Lucy and Psyche Head for Asteroids Page 12 Bringing the Stars to the Inner City Page 26http://www.skyandtelescope.org