The image shows off Earth's colorful airglow as well as two nearby galaxies, together dubbed the Magellanic Clouds ... up this sparkling nighttime aerial view of Chicago. On Wednesday, Pettit ...

The United States satellite images displayed are infrared (IR) images. Warmest (lowest) clouds are shown in white ... As each orbit is made the satellite can view a 1,600 mile (2,700 km) wide ...