LOOKING BACK: THE PRESENT: Amateur Astronomy Comes of Age PAGE 14 Build or Buy a Telescope? PAGE 66 LOOKING AHEAD: What Will We Discover Next? PAGE 38 THE E S SENTIAL GUIDE TO ASTRONOMY NOVEMBER 2021 FUTURE THE OF ASTRONOMY Page 28 80 YEARS i L E 80 YEARS I D PLUS: S&T Celebrates Its 80th Birthday skyandtelescope.org E S O P K S o O Y t R & a O I Y A T S T L E u d U E G e G S l C O C i T T y T h m Y H e M E n s E N s r O e S n E s T P t A K S t L o A E o E N S E T Ehttp://www.skyandtelescope.org