Start Date: End Date: Published Date Data Date
Polar Mesospheric Clouds, South Pacific Ocean
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Published January 21, 2013
Noctilucent or “night shining” clouds form near the boundary of the mesosphere and thermosphere.
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Liège at Night
Published January 14, 2013
This city in Belgium is a hub of economic activity and tourism.
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Appalachian Mountains
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Published January 7, 2013
Among the oldest mountains in the world, the Appalachian chain is now relatively low but visually striking.
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Dallas Metropolitan Area at Night
Published December 31, 2012
Like most cities in the western United States, the Dallas-Fort Worth area was laid out in a grid pattern.
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Aso Caldera, Kyushu, Japan
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Published December 24, 2012
Formed during four explosive eruptions that took place between 300,000 and 90,000 years ago, the volcanic caldera is now home to human settlements and 17 younger volcanoes.
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Agricultural Fields Under Snow, China
Published December 17, 2012
This astronaut photograph highlights hundreds of rectangular fields along the Songhua River in eastern China.
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Plume rises from Ulawun
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Published December 10, 2012
This astronaut photograph was taken during the most recent activity at this volcano in the Bismarck Archipelago of Papua New Guinea.
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Riyadh at Night
Published December 3, 2012
The capital city of Saudi Arabia has grown dramatically in the last half century.
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Ashfall from the Karymsky Volcano
Published November 26, 2012
This astronaut photograph shows ash streaming from Karymsky Volcano, and nearby Karymsky Lake—the water-filled remnant of an ancient eruption.
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Central Kamchatka Volcanoes, Russian Federation
Published November 19, 2012
The combination of a low viewing angle, shadows, and height and distance from the volcanoes contributes to the appearance of topographic relief.
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Qatar at Night
Published November 12, 2012
In this astronaut photograph from the International Space Station, the lights of Qatar show informative demographic detail that is very difficult to discern in daylight images.
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Baltimore at Night
Published November 5, 2012
One of the largest seaports on the East Coast, “Charm City” was briefly the capital of the United States.
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