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Image of the Day
Super View of Glendale and Phoenix

February 1, 2015

One of the Expedition 35 crew members on the International Space Station used a still camera with a 400 millimeter ...

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Balance Mass Challenge
Mars Balance Mass Challenge

The Mars Balance Mass Challenge seeks design ideas for small science and technology payloads that could potentially provide dual purpose as ejectable balance masses on spacecraft entering the Martian atmosphere.

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Latest ScienceCast
Earth Day Meteor Shower YouTube Video

At the end of a day devoted to Earth, people can look to the heavens for a beautiful shower of Lyrid meteors.

Watch our latest ScienceCast: Earth Day Meteor Shower