In early 2015, Comet Lovejoy zoomed toward the outer solar system with a stunning starry background. Highlights of the beautiful backdrop are the bright bluish Phi Persei near the bottom of the image ...
Comet ISON shows off its tail in this spectacular space wallpaper taken on Nov. 19, 2013, using a 14-inch telescope located at the Marshall Space Flight Center. The comet is just nine days away from ...
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