planemo

Fetched 2026-10-26 (cache).

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Noun

1. {{lb|en|astronomy}} an astronomical object with enough mass to achieve [[hydrostatic equilibrium]], but not enough to initiate core [[fusion]] at any time in its existence. That is, it is rounded in shape and is smaller than a star. Planemos include planets, [[dwarf planet]]s, and the larger moons of the Solar System ([[satellite planet]]s), but also [[sub-brown dwarf]]s and [[rogue planet]]s between the stars.

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