In this issue Dr. James R. Dire’s review shows how Celestron has really hit a home run with its new StarSense Explorer Telescopes; By Rob Pettengill shows how beautiful things come in small packages with the William Optics Redcat 51; James L. Chen demonstrates how the NexStar Evolution 6 and SkyPortal provide the ultimate grab-and-go scope; Mark Zaslove test drives the APM 152MM f/7.9 ED-APO; Shef Robotham offers a no-mar, no-deflection guide-scope adjustment; plus industry news, new products and more!