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Astro Bob

Ultima Thule More Clearly Now — Two Spheres Touching

2 Jan 2019, 20:26 UTC
Ultima Thule More Clearly Now — Two Spheres Touching NASA / JHUAPL / SwRI

Look at that thing. Ultima Thule is clearly two separate objects, both nearly spherical, that came together into one body. Each is so distinctive, mission scientists have split the name and assigned “Thule” to the smaller one and “Ultima” to the other. The bodies seem to be barely touching but are in fact firmly held together by gravity.

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