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What Happened This Year @NASA December 21, 2015

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Published on Dec 21, 2015

In 2015, NASA explored the expanse of our solar system and beyond, and the complex processes of our home planet, while also advancing the technologies for our journey to Mars, and new aviation systems as the agency reached new milestones aboard the International Space Station. Here’s a look at some of the top NASA stories of the year!

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