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Los Angeles at Night
After sunset the borders of “The City of Angels” are defined as much by its dark terrain features as by its well-lit grid of streets and freeways.
Smoke Blankets Baghdad
This dramatic image shows black smoke plumes over Iraq’s capitol city of Baghdad.
Glacial Collapse Threatens Huaraz, Peru
A chunk of glacier was threatening to fall into an Andean lake andcause major flooding in a Peruvian city of 60,000. A fissure hasappeared in the glacier that feeds the Lake Palcacocha near the city ofHuaraz, 270 km north of…
Significant Event Report for Week Ending 4/4/2003
Cassini Significant Event Report For Week Ending 04/04/03 The most recent spacecraft telemetry was acquired from the Canberra tracking station on Wednesday, April 2. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Aerosols over Central and Eastern Europe
browse image of orbit 17403 (270 KB JPEG) Particulate air pollution is a complex mixture of particles of varyingorigins and compositions. Determining the type and abundance of tinyairborne particles, known as aerosols, is needed for monitoring airquality and for understanding…
Rainbow Image of a Dusty Star
Resembling a rippling pool illuminated by underwater lights, the Egg Nebula offers astronomers a special look at the normally invisible dust shells swaddling an aging star. These dust layers, extending over one-tenth of a light-year from the star, have an…
Gulf Stream in Bloom
Probably the most dominant oceanographic feature of the northwestern Atlantic Ocean is the Gulf Stream.The northern edge of that current is clearly visiblein the measurements of chlorophyll concentrations collected by the Sea-viewing Wide Field-of-view Sensor (SeaWiFS) on April 3, 2003.…
Smoke over Japan and Pacific Ocean
A haze stretches out over southeastern Russia (top left); northeastern China (left); Hokkaido, Japan (bottom center); and the Pacific Ocean (right) in this image from the Sea-viewing Wide Field-of-view Sensor (SeaWiFS) on April 2, 2003. This haze is largely smoke…
Viewing Earth’s Limb
Some of the most breathtaking views of Earth taken from space are those that capture our planetâs limb.
Tierra del Fuego
The Tierra del Fuego—a group of islands at the southern tip of South America—have some of the worst weather in the world. The rugged islands poke into the ocean current circling Antarctica, and are almost continuously battered by high winds…
Ascension Island
In the southern Atlantic Ocean roughly midway between central South America and central Africa, sits Ascension Island. A small, rocky, volcanic outcrop covered in many places by lava flows and cinder cones of dormant volcanoes, the island sits just west…
Phytoplankton Bloom off West Africa
Bright patches of green and turquoise water ? most likely phytoplankton blooms ? are visible in this SeaWiFS image of the Atlantic Oceanoff of western Africa, collected on March 29, 2003. The yellowish haze in the lower portion of the…
Lake Michigan Ice
In 2003 a colder than normal North American winter saw the entire surface areas of Lakes Superior, Huron, and Erie frozen over for the first time in years. Although the open surface waters of Lake Michigan did not freeze this…
Spring Bloom in the North Atlantic
People living at higher latitudes in the Northern Hemisphere are accustomed to seeing plants beginning to bloom at this time of year. But did you know that a spring bloom in the North Atlantic Ocean is also a yearly occurrence?…
Topography of the Manicouagan Crater, Quebec, Canada
large images: stereo pair (2.9 MB JPEG) anaglyph (1.9 MB JPEG) Manicouagan Crater is one of the world’s largest and oldest known impact craters and perhaps the one most readily apparent to astronauts in orbit. The age of the impact is estimated…
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Descobertas, missões espaciais, pesquisas e avanços tecnológicos da agência espacial americana.