标签: 鱼头星云

深场影像: 心脏星云

2023年12月13日 Deep Field: The Heart Nebula Image Credit & Copyright: William Ostling, Telescope Live Explanation: What excites the Heart Nebula? First, the large emission nebula on the left, catalogued as IC 1805, looks somewhat like a human heart. The nebula glows brightly in red light emitted by its most prominent element, hydrogen, but this long-exposu...

IC 1795:鱼头星云

2019 July 31 IC 1795: The Fishhead Nebula Image Credit & Copyright: Alan Pham Explanation: To some, this nebula looks like the head of a fish. However, this colorful cosmic portrait really features glowing gas and obscuring dust clouds in IC 1795, a star forming region in the northern constellation Cassiopeia. The nebula’s colors were created by ad...