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Iran’s Salt Glaciers
In southern Iran, the collision between the Asian landmass and the Arabian platform has folded rocks and pushed up the rugged Zagros Mountains. In places, underlying deposits of salt have ascended in fluid-like plumes. Some of these plumes have pushed…
Massive Old Star Reveals Secrets on Deathbed
Like a doctor trying to understand an elderly patient’s sudden demise, astronomers have obtained the most detailed observations ever of an old, but otherwise normal massive star just before and after its life ended in a spectacular supernova explosion. Imaged…
Five-Year-Old Icebergs near South Georgia Island
These photographs, taken from the International Space Station in January, 2004, show two pieces of a massive iceberg that broke off from the Ronne Ice Shelf in October, 1998. The pieces of iceberg A-38 have floated relatively close to South…
Volcanic Eruptions on the Kamchatka Peninsula
A red glow indicating the presence of heat and a small plume of ash are evidence of the Klyuchevskaya (Kliuchevskoi) volcano’s recent unrest. The volcano has been intermittently releasing bursts of steam, ash, and gas. The largest volcano on Russia’s…
Sub-Zero Temperatures across the Northeast
In the second week of January 2004, winter blew an icy breath across the northeastern United States, keeping temperatures well below freezing for days in a row. Wind chill warnings for temperatures as low as 45 degrees Fahrenheit below zero…
Icebergs near South Georgia Island
The white, snow-covered outline of South Georgia Island is dwarfed by several large icebergs in this Moderate Resolution Imaging Spectroradiometer (MODIS) image. The icebergs drifted north from Antarctica, which is about 1,000 miles (1,610 km) south of the island. Several…
Significant Event Report for Week Ending 1/23/2004
Cassini Significant Event Report For Week Ending 01/23/04 The most recent spacecraft telemetry was acquired from the Goldstone tracking station on Tuesday, January 20. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Hazy and Dusty Skies over Western Africa
A pall of smoke and dust largely obscured the nations of Côte d’Ivoire, Ghana, Burkina Faso and southern Mali on January 12, 2004. The poor air quality in the region was a combined result of the hundreds of agricultural fires…
The Colorful Lives of the Outer Planets
Atmospheric features on Uranus and Neptune are revealed in images taken with the Space Telescope Imaging Spectrograph and the Advanced Camera for Surveys aboard NASA’s Hubble Space Telescope. A wider view of Uranus, taken with the Advanced Camera for Surveys,…
NASA – Two Hubbles Achieve Great Heights
NASA named the Hubble Space Telescope to honor one of the leading astronomers of the 20th century. Edwin P. Hubble assisted with the design of a 200-inch telescope and was a researcher at the Mount Palomar and Wilson Observatories. When…
Bitter Winter in New England
Snow casts a sheer veil across the northeastern United States and southeastern Canada, rendering the land in shades of grey and white. Snow lies thickest on the Canadian side of the border north of Vermont and New Hampshire, though a…
Breakup of the Ward Hunt Ice Shelf
In the summer of 2002, graduate student Derek Mueller made an unwelcome discovery: the biggest ice shelf in the Arctic was breaking apart.
Rainforests of Panama
Tropical rainforests are warm, 24-27°C (75-80°F) year round, because they are located near the equator. Rainforests live up to their name—they receive at least 2,000 mm (80 inches) of rain every year. While they cover less than seven percent of…
Effect of Drought on Great Salt Lake
Great Salt Lake serves as a striking visual marker for astronauts orbiting over North America. A sharp line across its center is caused by the restriction in water flow from the railroad causeway. The eye-catching colors of the lake stem…
Bogda Mountains, China
The Turpan Depression, nestled at the foot of China’s Bogda Mountains,is a strange mix of salt lakes and sand dunes. It is one of the few landscapes in the world that lies below sea level. This image was acquired by…
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