By: SPACE.com Staff
Published: 02/21/2013 07:35 AM EST on SPACE.com
Landsat 5 has secured a new world record title for being the longest-operating...
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By: Megan Gannon, News Editor
Published: 12/27/2012 05:27 AM EST on SPACE.com
After documenting the changing face of our planet since 1984, the l...
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