Makes ya kinda wonder what or who else might lie unnoticed in old photographs!
It was just a year ago that Cal-Tech scientist and planet hunter Mike Brown announced he had discovered a 10th planet, larger than Pluto and nicknamed "Xena," by painstakingly reviewing pictures taken in 2003 by the 200-inch mirror of Palomar Observatory's Samuel Oschin telescope -- images so far away they had not been seen before.
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