Orion is the name of the space shuttle that is going to be used in NASA's new space mission. The mission is to get mankind to mars successfully. This time, Orion doesn't have any humans on it since it was a test but by hopefully 2020 the first humans to go to Mars will start soon.
Here's a new article about it:
Source: http://www.bbc.com/news/science-environment-30343171
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