黄石公园上空的银河
2020 January 29 Milky Way over Yellowstone Image Credit & Copyright: Lori Jacobs Explanation: The Milky Way was not created by an evaporating lake. The pool of vivid blue water, about 10 meters across, is known as Silex Spring and is located in Yellowstone National Park in Wyoming, USA. Steam rises off the spring, heated by a magma chamber deep underneat...