jueves, 25 de julio de 2013

Solar Wx

Solar Wx


Red bacteria fighting cholesterol for you

Posted: 25 Jul 2013 05:56 AM PDT




What started as a food that astronauts could grow themselves is showing potential for lowering cholesterol levels around the world: space research has found a bacterium that can reduce cholesterol by half. 

ESA Euronews

Posted: 25 Jul 2013 05:54 AM PDT



Weltraumspaziergänge - Große Schritte für die Menschheit

Tropical Ecosystems Boost Carbon Dioxide as Temperature Rises

Posted: 25 Jul 2013 05:52 AM PDT


NASA scientists and an international team of researchers have found tropical ecosystems can generate significant carbon dioxide when temperatures rise, unlike ecosystems in other parts of the world.

Tenth Parachute Test for NASA's Orion Adds 10,000 Feet of Success

Posted: 25 Jul 2013 05:49 AM PDT

A complicated, high-altitude test Wednesday demonstrated NASA's new Orion spacecraft could land safely even if one of its parachutes failed.

A test version of the Orion capsule touches down in the Arizona desert following a parachute test on Wednesday, July 24.
A test version of the Orion capsule is righted following its touchdown after a parachute test. Although the parachute system is tested in the desert, Orion will land in the Pacific Ocean.
Original Source

View From Mars Orbiter Showing Curiosity Rover at 'Shaler'

Posted: 25 Jul 2013 05:45 AM PDT

NASA's Mars Science Laboratory rover Curiosity appears as a bluish dot near the lower right corner of this enhanced-color view from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter.  
The rover's tracks are visible extending from the landing site, "Bradbury Landing," in the left half of the scene. 

Two bright, relatively blue spots surrounded by darker patches are where the Mars Science Laboratory spacecraft's landing jets cleared away reddish surface dust at the landing site. North is toward the top.  
For scale, the two parallel lines of the wheel tracks are about 10 feet (3 meters) apart. HiRISE shot this image on June 27, 2013, when Curiosity was at an outcrop called "Shaler" in the "Glenelg" area of Gale Crater.  

Subsequently the rover drove away from Glenelg toward the southwest. When HiRISE captured this view, the Mars Reconnaissance Orbiter was rolled for an eastward-looking angle rather than straight downward. 
The afternoon sun illuminated the scene from the western sky, so the lighting was nearly behind the camera. Specifically, the angle from sun to orbiter to rover was just 5.47 degrees. 

This geometry hides shadows and reveals subtle color variations. The image is one product from HiRISE observation ESP_032436_1755.  Other image products from this observation are available at http://www.uahirise.org/ESP_032436_1755
HiRISE is one of six instruments on NASA's Mars Reconnaissance Orbiter. 

 The University of Arizona, Tucson, operates HiRISE, which was built by Ball Aerospace & Technologies Corp., Boulder, Colo. NASA's Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the Mars Reconnaissance Orbiter and Mars Science Laboratory projects for NASA's Science Mission Directorate, Washington. 

 Image credit: NASA/JPL-Caltech/Univ. of Arizona › Related release

Alphasat lifts off

Posted: 25 Jul 2013 05:40 AM PDT



Watch the Alphasat launch live on 25 July. Streaming starts 15 minutes before liftoff, with the launch window between 21:53 and 23:11 CEST

Alexander’s space clinic

Posted: 25 Jul 2013 05:38 AM PDT



They are skills everyone hopes an astronaut never has to use but they are vital for the International Space Station, where no ambulance can reach. ESA astronaut Alexander Gerst recently boosted his medical skills in a busy hospital setting.
Original Source

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