Space Selfie

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An out of this world selfie: Spacewalker Mark Vande Hei snapped his own portrait, better known as a “space-selfie”. He was performing maintenance on the Canadaarm2.

Lemmon & PanSTARRS

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Two comets will reach their peak brightness during the next two weeks:  Comet C/2012 F6 (Lemmon) and Comet C/2011 L4 (PanSTARRS). According to NASA, Comet Lemmon will be just barely visible to the unaided eye before sunset in southern skies … Continued