Taken through a window on the International Space Station by the EarthKAM camera, this photograph shows the boundary between a major dune field and dark hills along the border between Algeria and Libya.

Orbital ATK's ninth contracted cargo resupply mission with NASA to the International Space Station will deliver approximately 7,400 pounds of science and research, crew supplies and vehicle hardware to the orbital laboratory and its crew.

Covering 3,000 square kilometers, the Zambezi Delta in Mozambique is one of the most diverse and productive river delta systems in the world.

On May 3, 2018, a new eruption began at a fissure of the Kilauea volcano on the Island of Hawaii.

Reminiscent of an artist's pallet, this is the Emi Koussi volcano in northern Chad, imaged by the European Space Agency (ESA) Copernicus Sentinel-2B satellite.

The second Copernicus Sentinel-3 satellite, Sentinel-3B, lifted off on a rocket from the Plesetsk Cosmodrome in northern Russia on April 25, 2018, joining its twin, Sentinel-3A, in orbit.

This first-light image of the southern coast of Cuba comes from the miniature HyperScout instrument aboard the European Space Agency (ESA) GomX-4B CubeSat.

Auroras are one of the many Earthly phenomena the crew of the space station observe from their perch high above the planet.

An astronaut aboard the International Space Station focused a high-resolution lens on the city of Medina (Madinah in official documents) in western Saudi Arabia.

An astronaut flying aboard the International Space Station took this long-lens photograph of part of Doha, the capital city of Qatar, located on the northeastern coast of the Arabian Peninsula.