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Hurricane Epsilon
The official hurricane season in the Atlantic Ocean runs from June 1 to November 30 each year, but on very rare occasions, tropical storms and even hurricanes form outside the season. In 150 years of records, a hurricane has formed…
Julie Castillo, Cassini Scientist
Julie Castillo Dr. Julie Castillo has no doubts about her favorite moon among the dozens orbiting Saturn. “I love Iapetus, the most beautiful and mysterious moon of Saturn,” she says as her big brown eyes light up. “J’aime Iapetus.” Born…
STS-51L Mission Profile
The first shuttle liftoff scheduled from Pad B, STS-51L was beset by delays. Launch was originally set for 3:43 p.m. EST, Jan. 22, 1986, slipped to Jan. 23, then Jan. 24, due to delays in mission 61-C. Launch was reset for Jan.…
Plankton Plume, North Island, New Zealand
Along the Pacific coast of New Zealand’s North Island, the advance of austral spring returns the sunlight needed to spur phytoplankton blooms. In the center of this slightly enhanced image captured on October 27, 2005, a plume extends from the…
Songor Lagoon, Ghana
Ghana’s Songor Lagoon is a shallow, brackish-water lagoon located just to the west of the Volta River where it empties into the Atlantic Ocean on West Africa’s Gold Coast. The area contains diverse landforms and ecological niches, including mudflats, islands,…
Topography of Popocatépetl
The topography of Popocatépetl exhibits the classic cone shape of a stratovolcano.
Sacramento River Delta
Between the two of them, the Sacramento and the San Joaquin Rivers drain most of the state of California, collecting and concentrating rainfall and snowmelt form the Sierra Nevada and funneling it toward San Francisco Bay. On the western side…
Cassini Significant Events 11/22/05 – 11/30/05
Cassini Significant Events 11/22/05 – 11/30/05 December 2, 2005 (Source: Cassini Project) The Significant Events reporting period has been modified for the two weeks around the Thanksgiving Holiday. Last week the report covered from Thursday, November 17, through Monday, November…
Karthala Volcano Erupts
On November 24, 2005, Americans celebrated Thanksgiving. Halfway around the world, some 2,000 people fled their homes, hoping to escape the latest eruption of the Karthala Volcano. The volcano covered nearby villages in ash, and locals had little means of…
A Giant Hubble Mosaic of the Crab Nebula
The Crab Nebula is a six-light-year-wide expanding remnant of a star’s supernova explosion. Japanese and Chinese astronomers recorded this violent event nearly 1,000 years ago in 1054, as did, almost certainly, Native Americans. This composite image was assembled from 24…
Planet-Sized Brown Dwarf May Yield Smallest Known Solar System
Astronomers using NASA’s Spitzer and Hubble Space Telescopes and other ground-based observatories have discovered a failed star, less than one-hundredth the mass of the Sun, possibly in the process of forming a solar system. The object, called Cha 110913-773444, is…
Harbin, China
The Songhua River flows north out of the Changbai Mountains, cutting across the Manchurian Plain of northern China. As China’s northernmost river system, the Songhua is an important artery in transporting agricultural products grown on the plain. On its northward…
Cloud Streets Pave Hudson Bay
The normally pristine Hudson Bay was suddenly paved over in late November 2005. This rapid “urbanization” wasn’t accomplished with asphalt or concrete, but with clouds. Heat, moisture, and wind collaborated over the bay to build “cloud streets,” parallel lines of…
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