This dimension names the astronomical catalogue in which a celestial object is formally listed. Wikipedia defines such a catalogue as "a list or tabulation of astronomical objects, typically grouped together because they share a common type, morphology, origin, means of detection, or method of discovery." Browsing this way collects every object recorded in the same catalogue.
Facts
Comparison
Field Origin Era Catalogue
Sources
1. Wikipedia: Dwarf planet
Wikimedia FoundationDwarf planet, lead sectionQuote, Dwarf planet, lead section
The prototypical dwarf planet is Pluto, which for decades was regarded as a planet before the "dwarf" concept was adopted in 2006.
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