p HOT SPOTS Behyar Bakhshandeh Active regions 3664 and 3668 seen above are the largest sunspot groups to appear in two decades. On several days in early May, the merging groups produced five coronal mass ejections, resulting in aurorae visible as far south as Puerto Rico. DETAILS: Coronado SolarMax II 60-mm refractor and ZWO ASI174MM camera. Stack of multiple frames captured on May 9th. p GEOMAGNETIC LIGHTSHOW Philippe Moussette This additional view by Philippe Moussette of the massive auroral display seen in the morning hours of May 11th shows rapidly changing streamers in hues of greens, pinks, and purples visible all the way to the zenith. DETAILS: Canon EOS R3 camera and EF 8-to-15-mm fisheye lens. Total exposure: 15 seconds at 8 mm, ISO 3200. sk yand te l escope .o r g * SEPTEMBER 2024 75http://skyandtelescope.org