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Studying Earth’s Gravity Field
The first image released from the Gravity Recovery and Climate Experiment (GRACE), a joint NASA-German Aerospace Center mission, graphically illustrates the sensitivity of the missionâs twin spacecraft to changes in Earthâs gravity
Phytoplankton Thrive around the Falkland Islands
large images: true color (1.1 MB JPEG) chlorophyll concentration (1.5 MB JPEG) As summer rapidly approaches in the Southern Hemisphere,tiny marine plants are taking advantage of the long daysby growing vigorously. These images were acquired by the Sea-viewingWide Field-of-view Sensor (SeaWiFS) on…
Jau National Park, Brazil
The above Landsat 7 scene shows the Negro River flowing through the eastern edge of Brazil’s Jau National Park. The river is the big strip of blue running from left to right across the image, and the other blue ribbons…
East Coast Snow Storm
The snow storm that crossed the middle andeastern United States on December 4th and 5thleft a footprint across the country which wasvisible to SeaWiFS as it flew overhead on December 6, 2002.References & Resources Provided by the SeaWiFS Project, NASA/Goddard…
Emi Koussi Volcano, Chad, North Africa
Emi Koussi is a high volcano that lies at the south end of the Tibesti Mountains in the central Sahara in northern Chad. The volcano is one of several in the Tibesti massif, and reaches 3415 m in altitude, rising…
Apollo 17 Anniversary
To mark the 30th anniversary of the Apollo 17 mission and the famous âBlue Marbleâ full Earth image, Goddard Space Flight Centerâs Visualization and Analysis Lab has rendered a new visualization inspired by the mission.
Total Eclipse of the Sun
On December 3, 2002, people in Australia received a rare 32-second celestial show as the Moon completely obscured the Sun, creating a ring of light. Solar eclipses provide experts an opportunity to study the Sun’s outer atmosphere, called the corona.…
Significant Event Report for Week Ending 12/6/2002
Cassini Significant Event Report For Week Ending 12/06/02 The most recent spacecraft telemetry was acquired from the Goldstone tracking station on Wednesday, December 4. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Fluctuations of Lake Eyre, South Australia
browse image for orbit 15679 Lake Eyre is a large salt lake situated between two deserts in one ofAustralia’s driest regions. However, this low-lying lake attractsrun-off from one of the largest inland drainage systems in the world.The drainage basin is…
Hubble Photographs ‘Double Bubble’ in Neighboring Galaxy
A unique peanut-shaped cocoon of dust, called a reflection nebula, surrounds a cluster of young, hot stars in this view from NASA’s Hubble Space Telescope. The “double bubble,” called N30B, is inside a larger nebula, named DEM L 106. The…
Sediment Clouds the Caspian Sea
Variations in rainfall change the appearance of the Caspian Sea as theseasons change. This image sequence from the Sea-viewing Wide Field-of-view Sensor(SeaWiFS) shows sediment brightening the water of the Caspian’s northern section.The Volga River, which enters from the upper lefthand…
Flooding in Morocco
Unusually heavy rains hit Morocco last week, giving rise to floods that killed more than 60 people. The above false-color image (right) displays some of the worst of the flooding near the city of Rabat, located on Morocco’s west coast.…
Hubble Makes Precise Measure of Extrasolar World’s True Mass
NASA Hubble Space Telescope’s crisp view has allowed an international team of astronomers to apply a previously unproven technique (astrometry) for making a precise measurement of the mass of a planet outside our solar system. The Hubble results place the…
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