Asteroidal Class

SBG- A Asteroidal Class  These are the archetypical asteroids, small and irregular bodies which are often found in specific belts or fields within a solar system, although they may also be found in eccentric solar orbits.

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Small Body Group  (Class SBG)

These are worlds with less than 0.0001 Earth masses, and thus not massive enough to sustain hydrostatic equilibrium. Typically they are restricted to sizes ranging from a few meters to tens of kilometers across. `