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Terrain Map, Kamchatka Peninsula
Russia’s Kamchatka Peninsula, lying between the Sea of Okhotskto the west and the Bering Sea and Pacific Ocean to the east, is one ofthe most active volcanic regions along the Pacific Ring of Fire. Itcovers an area about the size…
Sulfur Dioxide Emitted by Mount Etna
Mt. Etna, a volcano on the island of Sicily, erupted on October 26,2002. Preliminary analysis of data taken by the Atmospheric InfraredSounder (AIRS) on NASA’s Aqua satellite on October 28 shows theinstrument can provide an excellent means to study the…
Whirlpool
This image shows a spinning formation of ice, clouds, and low-flying fog off the eastern coastof Greenland. This image was acquired byLandsat 7’s Enhanced Thematic Mapper plus(ETM+) sensor on May 14, 2001. This is a false-color composite image made using…
Fast-Flying Black Hole Yields Clues to Supernova Origin
A nearby black hole, hurtling through the plane of our galaxy like a cannonball, has given what some astronomers say is their best evidence yet that stellar-mass black holes are made in supernova explosions. The black hole, called GRO J1655-40,…
Constanta, Romania
The modern city of Constanta, is located on the western coast of the Black Sea and is the principal seaport for Romania. It is the site of the ancient Greek city of Tomis It acquired its current name from the…
Southern Africa
Unless you look very closely, you can’t really tell that there is a four hour and fifteen minute difference between one side of southern Africa and the other in this true-color MODIS image acquired November 7, 2002. This is a…
Rome
Rome holds about 2.7 million people and rests 12 miles inland from the Mediterranean Sea halfway down Italy’s west coast. In the above image, the city appears as a grayish mass.
Significant Event Report for Week Ending 11/15/2002
Cassini Significant Event Report For Week Ending 11/15/02 The most recent spacecraft telemetry was acquired from the Goldstone tracking station on Wednesday, November 13. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
A Multi-angular Look at Etna’s Plume
animation: Etna Flyover (2.3 MB movie) These images from the Multi-angle Imaging SpectroRadiometer (MISR) capture the energetic eruption of Sicily’s Mount Etna volcano on October 29, 2002. Viewing Etna’s eruptive activities at MISR’s multiple observation angles reveals the structure and…
Kilauea’s Sulfur Dioxide Emissions
Kilauea Volcano, on the Island of Hawaii, has been in a constant state of eruption since January 3, 1983. The Pu’u O’o vent, formed soon after the onset of this eruption, is a persistent source of sulfur dioxide gas emissions.…
Rachel Carson (1907 – 1964)
Few books have altered the course of history — Silent Spring was one of them. The tidal wave of protest that followed its publication in 1962 forced the banning of the pesticide DDT and resulted in revolutionary changes in public…
Dust Storm Over Eastern China
On November 11, 2002, the MODIS sensor, flying aboard NASA’s Terra satellite, observed this large dust storm (light brown pixels) blowing over northeastern China toward the Korean peninsula. The dust appears to be originating from the Gobi Desert in north…
Great Sandy Desert, Australia
The western region of Australia’s Great Sandy Desert is in an area almost devoid of sand,but characterized by complex geology. This image was acquired byLandsat 7’s Enhanced Thematic Mapper plus(ETM+) sensor on February 24, 2001. This is a false-color composite…
Mt. Elbrus, Caucasus Range
The Caucasus Mountains form a long (more than 1200 kilometers) and steep spine connecting the Black Sea to the Caspian. Mt. Elbrus, the summit of the Caucasus Mountains, is located in southern Russia just north of the Georgian border, and…
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