"The surface of the Earth is the shore of the cosmic ocean... Recently, we've managed to wade a little way out, and the water seems inviting." - Carl Sagan
On July 30, 2013, Expedition 36 Flight Engineer Karen L. Nyberg of NASA took this photograph of a sunrise viewed from the International Space Station. As the space station orbits the Earth every 90 minutes, traveling at about 17,500 miles per hour, the crew sees about 16 sunrises and sunsets daily.