NASA's Kepler spacecraft began hunting for planets outside our solar system on May 12, 2009.
from News and Features - NASA's Jet Propulsion Laboratory http://ift.tt/1zYT0ZB
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NASA's Kepler spacecraft began hunting for planets outside our solar system on May 12, 2009.
A solar concentrator is tested as part of the Carbothermal Reduction Demonstration (CaRD) project, which aims to produce oxygen from si...
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