News tagged with observations

New, space-based view of human-made carbon dioxide

Scientists have produced the first global maps of human emissions of carbon dioxide ever made solely from satellite observations of the greenhouse gas. The maps, based on data from NASA's Orbiting Carbon Observatory-2 (OCO-2) ...

dateNov 02, 2016 in Environment
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Developing a picture of the Earth's mantle

Deep inside the earth, seismic observations reveal that three distinct structures make up the boundary between the earth's metallic core and overlying silicate mantle at a depth of about 2,900 kilometers—an area whose composition ...

dateDec 14, 2015 in Earth Sciences
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The missing brown dwarfs

When re-analysing catalogued and updated observational data of brown dwarfs in the solar neighbourhood, astronomers from Potsdam have found that a significant number of nearby brown dwarfs should still be out there, awaiting ...

dateApr 08, 2016 in Astronomy
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Radar images of asteroid 2005 WK4

(Phys.org) —A collage of radar images of near-Earth asteroid 2005 WK4 was generated by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif., on Aug. 8, 2013.

dateAug 22, 2013 in Space Exploration
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