Stars that vary

Variable Stars (The featured image and others unless otherwise noted are from the AAVSO.) Today we have nine questions, so we will take ten minutes to complete the challenge. Please get out a clean sheet of paper and a No. 2 pencil and prepare for today’s Astronomy Challenge. If you find a mistake, please let … More Stars that vary

Trivia Challenge: December issue of “Sky & Telescope” magazine

Today we have ten questions, so we will take ten minutes to complete the quiz.   With that in mind, please get out a clean sheet of paper and a No. 2 pencil and prepare for today’s Astronomy Pop Quiz. If you find a mistake, please let me know. Do your best. The topic today: … More Trivia Challenge: December issue of “Sky & Telescope” magazine