"Life on Mars: The European Space Agency" | CNBC International

Mammatus clouds in Nepal

Comet Lovejoy Image Series

Inside NASA's Kennedy Space Center! | Week of Oct. 16, 2015

Sahara: Across the Greatest Desert | International Space Station

Sunrise...like morning in your eyes! | International Space Station

"Chaos in Norway's sky"

Aurora Australis: The Southern Lights in New Zealand | View 2

Aurora Australis: The Southern Lights in New Zealand | View 1

Bright Spiral Galaxy M81

Massive Solar Plume | NASA's Solar Dynamics Observatory

Pluto’s Puzzling Patterns and Pits | NASA's New Horizons Mission

NASA's Webb "Pathfinder Telescope" Successfully Completes First Super-Cold Optical Test

Goodnight to the Himalayas | International Space Station

Hefty Prominence Eruption on The Sun [Video] | NASA's SDO

Hefty Prominence Eruption | NASA's Solar Dynamics Observatory