Ultima Thule

Etymology 1
Capitalization of, from +.

Etymology 2
From.

The object was first observed in 2014 and announced later that year as a potential target for NASA's New Horizons probe. In March 2018, after inviting suggestions from the public, NASA selected Ultima Thule as its nickname. Once it was determined that the body was a bilobate contact binary, the New Horizons team began calling the larger lobe and the smaller.

Usage notes

 * Although nominally farthest, Ultima Thule is not the farthest known object in the Solar System. Even at the time of its discovery, numerous scattered disc objects―which orbit well beyond the Kuiper belt―were already known. (Named examples include Eris and Sedna).
 * The nickname Ultima Thule was selected by NASA in 2018 (after inviting suggestions from the public) and used by them chiefly in respect of the 1 January 2019 flyby by their New Horizons probe. Prior to 2018, NASA had referred to it as PT1 ("potential target 1").
 * When it was determined that the body was a bilobate contact binary, the New Horizons team began calling the larger lobe and the smaller.
 * The object's permanent official name,, was announced by the in November 2019.

Derived terms

 * the larger lobe of the Ultima Thule contact binary
 * the smaller lobe of the Ultima Thule contact binary

Translations

 * French: Ultime Thulé,, Ultima Thule
 * Italian: Ultima Thule

Etymology
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Etymology
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