狮子CW恒星周围的壳层与光弧
2023年7月17日 Shells and Arcs around Star CW Leonis Image Credit: ESA, NASA, Hubble, T. Ueta (U. Denver), H. Kim (KASI) Explanation: What’s happening around this star? No one is sure. CW Leonis is the closest carbon star, a star that appears orange because of atmospheric carbon dispersed from interior nuclear fusion. But CW Leonis also appears engulfed in...