从空间站看地球
In this June 2021 image, our Sun’s glint beams off the Indian Ocean as the International Space Station orbited about 270 miles above the Earth near western Australia. The station orbits the Earth about every 90 minutes at a speed of more than 17,000 miles per hour. Image Credit: NASA 在这张2021年6月拍摄的照片中,国际空间站在靠近澳大利亚西部的地球上空约270英里处环绕运行,太阳的光芒在印度洋上方闪耀。空间站每90分...