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B-15A Iceberg Blocks McMurdo Sound
Summer’s thaw normally releases Antarctica’s Ross Sea and McMurdo Sound from the thick sea ice that accumulates over the winter, but this year the process is being blocked. As the Southern Hemisphere enters summer, the 3,000-square-kilometer (1,200-square-mile) B-15A iceberg is…
Antarctica’s Land and Ice Elevation
Launched January 12, 2003, NASA’s Ice, Cloud, and land Elevation Satellite, or ICESat, is designed to measure the mass balance of Earth’s ice sheets (balance between processes that add ice to the ice sheets versus processes that remove ice), the…
Lake Sambhar, India
Lake Sambhar, India’s largest salt lake, sits west of the Indian city of Jaipur (Rajasthan, NW India). On the eastern end, the lake is divided by a 5-kilometer long dam made of stone. East of the dam are salt evaporation…
Glen Canyon Dam
The construction of the Glen Canyon Dam on the Colorado River in the late 1950s opened the door to new opportunities in the U.S. Southwest at the same time that it closed the door on others. The dam, Lake Powell…
Titan Flyby B (T-B): Dec. 13, 2004
Cassini’s second Titan flyby.
Dry Spring in Eastern Australia
Even as official figures confirmed huge leaps in grain production throughout Australia since drought stunted crops in 2002, the winter crop of 2004 suffered from a dry start to the season. Winter grains normally require rain in September. In 2004,…
Red Tide off Florida
Red tides are not unusual in the waters of the Gulf of Mexico off the western coast of Florida. The strong smell; eye, nose, and throat irritation; and large fish kills related to the event have been documented as far…
NASA – NASA Announces Comet Hunter Mission & Science Briefing
MEDIA ADVISORY : M04-202 NASA Announces Comet Hunter Mission & Science Briefing NASA’s Deep Impact mission is the subject of a pre-launch mission and science news media briefing at 1 p.m. EST, Tuesday, Dec. 14 in the NASA Headquarters Webb…
Significant Event Report for Week Ending 12/10/2004
Cassini Significant Event Report For Week Ending 12/10/04 The most recent spacecraft telemetry was acquired from the Madrid tracking station on Wednesday, December 8. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Spitzer and Hubble Capture Evolving Planetary Systems
Two of NASA’s Great Observatories, the Spitzer Space Telescope and the Hubble Space Telescope, have provided astronomers an unprecedented look at dusty planetary debris around stars the size of our sun. Spitzer has discovered for the first time dusty discs…
Fires in Para, Brazil
In the state of Para, Brazil, at the confluence of the Tapajos River (bottom center) and Amazon River (running west to east through image center), areas of the Amazon rainforest that are being cleared for logging, ranching, and farming spread…
Phytoplankton Bloom in the Ross Sea
As the Southern Hemisphere moves towards summer, the sea ice is clearing from the Ross Sea and sunlight touches its surface once more. The return of sunlight to the south triggers one of the most intense phytoplankton blooms in the…
Gunung Bromo, Indonesia
Gunung Bromo (Mount Bromo) is a small but active volcanic cinder cone on the Indonesian island of Java. Bromo is located in the center of the Sandsea Caldera, itself only a portion of the larger Tengger Caldera (a caldera is…
Moreno Glacier, Argentina
Perito Moreno (or Moreno Glacier) is located in the icefields of southern Patagonia and is the centerpiece of the Parque Nacional Los Glaciares. The glacier is also noteworthy as a tourist attraction, due to periodic formation of an ice dam…
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