参宿四的后方

2020 May 11 Behind Betelgeuse Image Credit & Copyright: Adam Block, Steward Observatory, University of Arizona Explanation: What’s behind Betelgeuse? One of the brighter and more unusual stars in the sky, the red supergiant star Betelgeuse can be found in the direction of famous constellation Orion. Betelgeuse, however, is actually well in front o...