Experts now believe Ultima Thule was most likely created at the start of the Solar System, meaning it would have faced collision with other rocks.
“This new image is starting to reveal differences in the geologic character of the two lobes of Ultima Thule, and is presenting us with new mysteries as well,” said Professor Alan Stern, of the Southwest Research Institute in Boulder, Colorado.
“Over the next month there will be better colour and better resolution images that we hope will help unravel the many mysteries of Ultima Thule.
“New Horizons is an example – one of the best examples in our time – of raw exploration, and the term Ultima Thule, which is very old, many centuries old, possibly over a thousand years old, is a wonderful meme for exploration.”
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