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Saturday, September 1, 2012

Natural Satellite of Mercury


This discovery image affords the first evidence Mercury that naturally has a small satellite or moon. Observable as a small bright spot in an image taken yesterday by the Mercury Dual Imaging System (MDIS) Wide Angle Camera (WAC), the moon is approximately 70 meters (230 feet) in diameter and orbits at a mean distance Mercury of 14.300 km (8.890 miles). A proposal to name the moon "Caduceus," Carried by the staff after the Roman god Mercury,

Shenzhu returns to Earth after a successful mission IX spatial


The astronauts stayed about 50 minutes in the capsule to begin become accustomed to return to Earth and gravity.

The three astronauts Shenzhu IX mission, including a woman for the first time, landed on Friday in Inner Mongolia, northwest China, following a successful 13-day mission, according to state TV footage CCTV.

Friday, August 31, 2012

First detailed images of ocean currents


The European satellite GOCE-Explorer Gravity field and Ocean Circulation, for its contraction in English, was able to obtain, for the first time, extremely detailed images of how water currents move around the planet. These images record the effect of gravity on the ocean currents, which allows scientists to determine the direction and speed of the same.

The data obtained by Goce used to improve climate models studying how the oceans move heat around the globe. In the new map you can clearly see the famous Gulf Stream, the most intense of all streams, in which the water passes rapidly, reaching even more than a meter per second, in some places.