Sentinel-2A and Vega on the Launch Pad: View 3 | ESA

Sentinel-2A and Vega on the Launch Pad: View 2 | ESA

Sentinel-2A and Vega on the Launch Pad: View 1 | ESA

Color Your World | International Space Station

Earth Art: Squiggles | International Space Station

Artificial pools, Great Salt Lake, Utah | International Space Station

New Horizons Images of Pluto and Charon | NASA

NASA's New Horizons: Increasing Variety on Pluto's Close Approach Hemisphere

NASA's New Horizons: 'Dark Pole' on Pluto’s largest moon, Charon

The Sun Unleashes Mid-level Flare | NASA SDO

Goodnight from Space! | International Space Station

2015 NASA on The Square! | Huntsville, Alabama, USA

Solstice Aurora Reflections: Alberta, Canada

Our Star: Coronal Mass Ejection (CME) Blow Out | NASA SDO

Sunset Celestial Show in Tibet: The Moon, Jupiter & Venus

NASA's Dawn Finds 'Pyramid-shaped' Mountain on Ceres: View 2