Jim Green, director of Planetary Science at NASA Headquarters in Washington, right, Alan Stern, New Horizons principal investigator at Southwest Research Institute (SwRI) in Boulder, Colorado, center, and Michael Summers, New Horizons co-investigator at George Mason University in Fairfax, Virginia, left, are seen during a New Horizons science update where new images and the latest science results from the spacecraft's historic July 14 flight through the Pluto System were discussed, Friday, July 24, 2015 at NASA Headquarters in Washington.

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Keywords: alan, dc, green, headquarters, horizons, jim, joel, kowsky, michael, nasa, stern, summer, summers, usa, washington