银河系、行星与苹果树
2020 July 2 The Galaxy, the Planet, and the Apple Tree Image Credit & Copyright: Kristine Richer Explanation: The Old Astronomer’s Milky Way arcs through this peaceful northern sky. Against faint, diffuse starlight you can follow dark rifts of interstellar dust clouds stretching from the galaxy’s core. They lead toward bright star Antares at...