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Beauty in the Eye of Hubble
The Hubble telescope reveals a rainbow of colors in this dying star, called IC 4406. Like many other so-called planetary nebulae, IC 4406 exhibits a high degree of symmetry. The nebula’s left and right halves are nearly mirror images of…
Does the Earth Have an Iris Analog?
Much like the iris in a human eye contracts to allow less light to pass through the pupil in a brightly lit environment, a scientist suggests that the area covered by high cirrus clouds contracts to allow more heat to…
Arbiters of Energy
Clouds play a crucial role in regulating the balance of energy received by and emitted from the Earth, but scientists aren’t sure exactly what this role is.
Mississippi River Delta
As the Mississippi River enters the Gulf of Mexico, it loses energy and dumps its load of sediment that it has carried on its journey through the middle of the North American continent. This pile of sediment, or mud, accumulates…
Wildfires Rage in Southwestern U.S.
Fire danger in many Western states ranges from high to extreme, and numerouswildfires have resulted from lightning strikes and human carelessness. This Moderate Resolution ImagingSpectroradiometer (MODIS) image from June 9, 2002, shows (clockwise from topleft) Utah, Colorado, New Mexico, and…
Garden City, Kansas
Center pivot irrigation systems create red circles of healthy vegetation in this image ofcroplands near Garden City, Kansas. This image was acquired byLandsat 7’s Enhanced Thematic Mapper plus(ETM+) sensor on September 25, 2000. This is a false-color composite image made…
Saharan Dust over Senegal
Airborne African dust regularly reaches northeastern South America and the Caribbean. Westward dust transport from the Sahara across the central Atlantic has been a common occurrence this spring, with major events visible in both satellite images and photographs. Cap Vert,…
Wolf and Copper Fires
In Southern California, north of Los Angeles, two large fires have been raging in area national forests. The westernmost fire in this image is the Wolf Fire, which started on June 1, 2002. According to reports from the U.S. Forest…
Flooding Caused by the Collapse of the Zeyzoun Dam, Syria
full-size images: June 3, 2002 (560 KB JPEG) June 5, 2002 (640 KB JPEG) On Tuesday the Zeyzoun dam in northern Syria ruptured and collapsed, killing 20people and leaving thousands more homeless. This false-color image takenon June 5, 2002, (bottom) by the…
Significant Event Report for Week Ending 6/7/2002
Cassini Significant Event Report For Week Ending 06/07/02 The most recent spacecraft telemetry was acquired from the Goldstone tracking station on Wednesday, June 5. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Wolf Fire, Los Padres National Forest
The Wolf Fire, west of Los Angeles and about 10 miles northwest of the town of Ojai, California, started on June 1, 2002. By Wednesday morning, June 5, the fire, which is burning in steep, rugged terrain, covered in chaparral,…
Hubble’s Infrared Camera is Back in Business – New Images Released
After more than three years of inactivity, and thanks to a new cryogenic refrigerator, the Hubble Space Telescope’s Near Infrared Camera and Multi-Object Spectrometer (NICMOS) today debuts various breathtaking views of galaxies in several stages of development. The first NICMOS…
Flooding on Russia’s Lena River
Nearly every year in the late spring, ice blocks the flow of water at the mouthof the Lena River in northeastern Russia and gives rise to floods across theSiberian plains. This year’s floods can be seen in this image taken…
Glacial Lakes from Retreating Glaciers
According to a joint press release issued by NASA and the U.S. Geological Survey, the great majority of the world’s glaciers appear to be declining at rates equal to or greater than long-established trends.
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