瑞士阿尔卑斯山上空的NEOWISE彗星
2020年7月15日 Comet NEOWISE over the Swiss Alps Image Credit & Copyright: Philipp Salzgeber, foto-webcam.eu; Text: Adam Block Explanation: Comet NEOWISE has been wowing photographers around much of the world during dawn and dusk, at the margins of day and night. For the most northern residents of […]