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Astronomical object

From StarfinderWiki

An astronomical object is an object or cohesive group of objects demonstrated to exist in the observable universe. Examples include galaxies; stars, star clusters, and solar systems; nebulae; and planets and other planetoids, such as moons, asteroids, and comets.[1]

Chart of astronomical objects by scale

Universal Galactic Stellar Planetary Planetesimal Artificial

References

  1. Astronomical object, Wikipedia.