Strange Mounds on Kuiper Belt Object Arrokoth Could Be Traces of Where It Came From

The most distant object ever explored up close might just have revealed one of the earliest stages of planet formation.

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Swri James Tuttle Keane ,Alan Stern Of The Southwest Research Institute ,Stern ,New Horizons ,Alan Stern ,Southwest Research Institute ,James Tuttle ,Will Grundy ,Kuiper Belt ,Planetary Science ,