ESA astronaut Samantha Cristoforetti took these images from the International Space Station during her six-month mission.
This huge Desert in northern Africa is an image tweeted by NASA astronaut Terry Virts on Feb. 11, 2015 from the International Space Station
US Astronaut Terry Virts flight engineer of Expedition 42 on the International Space Station is in the multi windowed Cupola on Dec. 2, 2014 and has the rising sun in view while over Siberia.
NASA Astronaut Terry Virts on the International Space Station tweeted this sunny day Caribbean image out.
The Mongolian capital of Ulan Bator is captured in this image from the Landsat-8 satellite.
Nine million cadmium telluride solar modules now cover part of Carrizo Plain in southern California.
This image shows one of the Vanguard satellites being checked out at Cape Canaveral, Florida in 1958.
Composite image of tropical cyclones Olwyn, Nathan, Bavi and Pam, generated at 12:00 UTC on 12 March 2015.
This dramatic landscape in the southern constellation of Ara (The Altar) is a treasure trove of celestial objects.
A primitive ocean on Mars held more water than Earth's Arctic Ocean, according to NASA scientists who, using ground-based observatories, measured water signatures in the Red Planet's atmosphere.