掩食参宿四
2023年12月15日 Betelgeuse Eclipsed Image Credit & Copyright: Sebastian Voltmer Explanation: Asteroid 319 Leona cast a shadow across planet Earth on December 12, as it passed in front of bright star Betelgeuse. But to see everyone’s favorite red giant star fade this time, you had to stand near the center of the narrow shadow path starting in central M...