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Erg Oriental, Algeria
One of the main reasons that rainless regions like the Sahara Desert are interesting from the perspective of landscape science is that the work of flowing water—mainly streams and rivers—becomes less important than the work of wind. Over millennia, if…
Bermuda
The “island” of Bermuda is actually an archipelago of more than 100 islands. The islands result from collaboration between volcanic activity, marine organisms, and weather. Although the islands once held an intimidating reputation—perhaps resulting from noisy local birds and frequent…
Madre de Dios Watershed
In 2004, a small group of freshwater conservation biologists at World Wildlife Fund who were studying the Madre de Dios River in the southwestern Amazon found a creative way to locate rivers. The team used high-resolution topographic maps based on…
Haze over Korea
On February 6, 2007, thick haze blew across the Yellow Sea and the Korean Peninsula toward Japan. In this image, the band of haze appears to narrow somewhat as it crosses over South Korea, then spreads out over the Sea…
Sea of Okhotsk
Tucked between Siberia and Russia’s frozen Kamchatka Peninsula, the Sea of Okhotsk was a field of ice in February 2007.
Cassini Significant Events 01/31/07 – 02/06/07
Cassini Significant Events 01/31/07 – 02/06/07 February 8, 2007 (Source: Cassini Project) The most recent spacecraft telemetry was acquired on Tuesday, February 6, from the Goldstone tracking complex. The Cassini spacecraft is in an excellent state of health and all…
Tropical Cyclone Dora
Powerful winds spiral in towards the calm center of Tropical Cyclone Dora in this image made from data captured on February 5, 2007, by the SeaWinds Scatterometer on NASA’s QuikSCAT satellite. The satellite records wind speed and direction at an…
Hubble Mission Astronauts Media Availability Feb. 13
MEDIA ADVISORY : M07-019 Hubble Mission Astronauts Media Availability Feb. 13 GREENBELT, Md. – The space shuttle crew for a mission to extend and improve the capabilities of the Hubble Space Telescope will be at NASA’s Goddard Space Flight Center,…
Toba Caldera
Around 70,000 years ago, the Earth was rocked by the largest volcanic eruption to have occurred in the past 2 million years. Over what was probably a two-week span, thousands of cubic kilometers of debris spewed from Toba Caldera on…
Opposites Attract: Saturn Lures Earthly Admirers
Opposites Attract: Saturn Lures Earthly Admirers
Mumbai, India
Mumbai is a megacity, one whose population is more than 10 million. More than 21 million people live in the greater Mumbai metropolitan region.
Hubble Illuminates Cluster of Diverse Galaxies
This NASA Hubble Space Telescope image shows the diverse collection of galaxies in a galaxy cluster called Abell S0740, located more than 450 million light-years away in the constellation Centaurus. The giant elliptical galaxy ESO 325-G004 looms large at the…
Santa Maria Volcano, Guatemala
Intermittently active, the Santa Maria Volcano released a plume in mid-January 2007.
Clouds over Ice
In a photo-like satellite image, the faintest of shadows or shading of grey may give them away, but more often, clouds over the poles simply disappear against the background, camouflaged from the satellite’s view by the underlying snow and sea…
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