Wikipedia's article on the Primum Mobile, consulted 2026-08-13.
Facts
Assessment
Reliability Tier3
Reliability tier 3: a continuously community-edited tertiary reference with no formal peer review process, suitable for citable, checkable factual claims but not treated as authoritative on genuinely contested points. NotesWikipedia's article on the Primum Mobile, consulted 2026-08-13. Useful here for the Ptolemaic and Avicennan origin, Dante's ninth-heaven placement in the Paradiso, and the concept's decline into literary metaphor once Kepler established the sun as the physical cause of planetary motion.
Citation
AuthorWikipedia contributors
PublisherWikipedia
Publication Year2026
URLhttps://en.wikipedia.org/wiki/Primum_Mobile
Source Typereference
Claims Backed By This Source (18 claims)
This source backs 18 claims across the atlas. As facts: 13 well-attested. Plus 5 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Doctrines, 10 claims: 5 well-attested, 5 general references.
- Sources, 8 claims: 8 well-attested.
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