银河与极光花
2022年10月18日 Milky Way Auroral Flower Image Credit & Copyright: Göran Strand Explanation: Could the stem of our Milky Way bloom into an auroral flower? No, not really, even though it may appear that way in today’s featured all-sky image. On the left, the central plane of our home galaxy extends from the horizon past the middle of the sky. On the right, a...