An exhaustive search by NASA's Wide-Field Infrared Survey Explorer has found no hints of a theorized planet or dwarf star in our neck of the cosmic woods. Clara Moskowitz reports <br>
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An exhaustive search by NASA's Wide-Field Infrared Survey Explorer has found no hints of a theorized planet or dwarf star in our neck of the cosmic woods. Clara Moskowitz reports

An exhaustive search by NASA's Wide-Field Infrared Survey Explorer has found no hints of a theorized planet or dwarf star in our neck of the cosmic woods. Clara Moskowitz reports&nbsp;<br>
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Planet X Gets X'd Out

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