The International Space Staion (ISS) flies across the sky at break of dawn with the Moon and the Milky Way in the sky. Oribiting at altitide of 330 to 435 km (205 to 270 mi) with average speed of 27,600 km/h (17,100 mph) the station orbits the Earth every 90 minutes and shines brightly by reflecting sunlight from its surface and the solar panels.