In June 2015, a team of scientists, journalism students, and an astronaut conducted a geological field study similar to what future astronauts might have to do when they first land on the Moon or Mars.
Published Jun 15, 2015
The vast dam in southern Egypt is one of the largest earthen embankment dams in the world.
Published Jun 8, 2015
Buenos Aires, the largest city in Argentina, sits near the outflow of the second largest river in South America.
Published Jun 1, 2015
This astronaut photograph includes lights from several sources: cities, roads, fishing boats, gas flares, lightning, and even glowing air.
Published May 30, 2015
Situated in the central Asian nation of Kyrgyzstan, it is the second largest mountain lake in the world and an important site for biodiversity and Silk Road history.
Published May 25, 2015
Once submerged under an arm of the Arabian Sea, this dry lowland is now rich in salt.
Published May 18, 2015
City lights trace the coastlines, while moonlight illuminates the snow and clouds.
Published May 11, 2015
Muddy river flow builds up the delta and the coastline on the island’s west coast.
Published May 4, 2015
Astronauts learn to sense the way sunlight brings out different features in the water and around coastal cities.
Published Apr 27, 2015
Long shadows and deep gullies make for a majestic landscape.
Published Apr 20, 2015
In Colombia, high mountains show a rare sight in the tropics: snow and ice.
Published Apr 13, 2015
Home to one-fifth of Egypt’s population, it is the largest city in the Middle East and Africa’s second largest.
Published Apr 6, 2015
To the astronauts, the eye of the storm seemed like a black hole from a sci-fi movie.
Published Apr 1, 2015
Desert meets woodland in Africa, punctuated by an ancient lake.
Published Mar 30, 2015
Cities, moonlight, and fossil-fuel industries frame the Gulf of Mexico with light.
Published Mar 23, 2015
The looping medial moraines on Tajikistan’s Bivachny glacier offer a clue of periods when it surged rapidly forward.
Published Mar 17, 2015
Astronauts flying on the International Space Station took this photograph of California’s southernmost coastal city.
Published Mar 16, 2015
Vog haze is transported hundreds of kilometers downwind of the Big Island of Hawaii, forming subtle but distinct alternating swirls.
Published Mar 9, 2015
The nation is strategically positioned on one of the world's busiest shipping lanes, with access to the Red Sea and the Indian Ocean.
Published Mar 2, 2015
New Zealand is seldom photographed from orbit because it is one of the cloudier parts of planet, and because crew sleep periods often occur when the ISS passes over the area.
Published Feb 23, 2015
Astronauts aboard the International Space Station took these midwinter panoramas of the St. Lawrence River and surrounding cities.
Published Feb 16, 2015
Set on bluffs above the muddy, flood-prone Mississippi River, the city has long been a crossroads of water-borne and land transportation in the heartland of America.
Published Feb 9, 2015
Two photos, taken 48 years apart, provide contrasting views of southern Asia.
Published Jan 26, 2015
Lightning illuminated the center of the storm as the space station flew over at night.
Published Jan 25, 2015
Sediment and runoff plumes highlight the coast at the base of Italy’s boot.
Published Jan 19, 2015
A long lens was used by astronauts aboard the space station to take this photograph of the many natural and built features around this Mexican tourist mecca.
Published Jan 12, 2015
British Columbia's longest river delivers sediment and nutrients to the Strait of Georgia.
Published Jan 7, 2015
Precipitation increases and a layer of debris on the terminus have helped maintain the longest mid-latitude glacier.
Published Jan 5, 2015
This sand sea is one of the most recognizable features for orbiting astronauts, partly because they see it often through cloudless Saharan skies.
Published Dec 29, 2014
The cradle of three major religions—and of much of modern civilization—was captured in this photograph by an astronaut on the International Space Station.
Published Dec 24, 2014
