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NASA spacecraft hurtles toward tiny, icy world beyond Pluto

Ultima Thule will become the most distant world ever explored by humankind.
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Posted at 11:24 AM, Dec 31, 2018
and last updated 2018-12-31 11:24:38-05

LAUREL, Md. (AP) — A tiny, icy world a billion miles beyond Pluto is getting a New Year's Day visitor.

NASA's New Horizons spacecraft is set to fly past a mysterious object nicknamed Ultima Thule at 12:33 a.m. Tuesday.

It will become the most distant world ever explored by humankind.

The flyby comes 3 1/2 years after New Horizons swung past Pluto and yielded the first close-ups of the dwarf planet.

This time, the drama will unfold 4 billion miles from Earth, so far away it will be 10 hours before flight controllers in Laurel, Maryland, know whether the spacecraft survived the close encounter.

Lead scientist Alan Stern said Monday the team has worked years for this moment and now, "it's happening!!"