SH2-308: 海豚状的恒星气泡
2023年3月29日 Sh2-308: A Dolphin Shaped Star Bubble Image Credit & Copyright: Aleix Roig (AstroCatInfo) Explanation: Which star created this bubble? It wasn’t the bright star on the bubble’s right. And it also wasn’t a giant space dolphin. It was the star in the blue nebula’s center, a famously energetic Wolf-Rayet star. Wolf-Rayet ...