Between 2002 and 2003, astronaut Don Pettit developed a system for taking clear images of cities at night from about 400 ... of images show what some of the world's biggest cities look like ...

Jamie Carter is an award-winning reporter who covers the night sky. A heatmap showing ... How often do solar eclipses occur? NASA’s new “heat map” showing the geographical distribution ...

A NASA astronaut captures the breathtaking sight of Maha Kumbh Mela from space, showcasing the world's largest human gathering illuminated against the night sky NASA astronaut Donald Pettit has ...

NASA astronaut ... Khalifa, the world's tallest building, taken from the International Space Station. Pettit's remarkable space photography highlights Dubai's skyline at night.

NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in 160,000 years, as it lit up the night skies across the globe.

Over two years — unless NASA decides to extend the mission — SPHEREx will map the universe while detecting two kinds of cosmic light: optical and infrared. Optical light is visible to the ...