Sparkling Earth Cities & Aurora | International Space Station

Noctilucent Clouds | International Space Station

Mongolia | International Space Station

Papua New Guinea | International Space Station

The star-formation region around gas cloud RCW 34

Close-up pan across the star forming cloud RCW 34

Zooming in on star forming cloud RCW 34

The star forming cloud RCW 34

Approaching Pluto! | NASA's New Horizons Spacecraft

Mars: Sol 992 | NASA Curiosity Rover

Storm over Kazakhstan | International Space Station

The Sun: Active Regions Galore | NASA Solar Dynamics Observatory

Asteroid Impact Mission | European Space Agency

The Korean Peninsula | International Space Station

First U.S. Woman in Space Sally Ride on Shuttle Flight Deck | NASA

Remembering Sally Ride: First U.S. Woman in Space | NASA