By
Tom Shoop
Attention Foursquare users who vie to see how many places you can "check in" to around the globe: You've officially been one-upped. Douglas H. Wheelock, commander of Expedition 25 to the International Space Station, checked in from the station today and became the first to earn Foursquare's "NASA Explorer" badge.
(Hat tip: Alex Howard, via Twitter)
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