Kepler's third law

physical law that the square of a planet’s orbital period is proportional to the cube of the orbit’s semimajor axis
Thing physical_law Q122928319
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Summary

Kepler's third law is a physical law[1]. It draws 129 Wikipedia views per month (physical_law category, ranking #92 of 113).[2]

Key Facts

  • Kepler's third law's instance of is recorded as physical law[3].
  • Kepler's third law followed Kepler's second law[4].
  • Kepler's third law is part of Kepler's laws of planetary motion[5].

Body

Definition and Type

Kepler's third law's instance of is recorded as physical law[3].

Use and Application

Kepler's third law is part of Kepler's laws of planetary motion[5].

Why It Matters

Kepler's third law draws 129 Wikipedia views per month (physical_law category, ranking #92 of 113).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[6] It is known by 13 alternative names across languages and contexts.[7]

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APA 4ort.xyz Knowledge Graph. (2026). Kepler's third law. Retrieved October 20, 2026, from https://4ort.xyz/entity/kepler-s-third-law
MLA “Kepler's third law.” 4ort.xyz Knowledge Graph, 4ort.xyz, 20 Oct. 2026, https://4ort.xyz/entity/kepler-s-third-law.
BibTeX @misc{4ortxyz_kepler-s-third-law_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Kepler's third law}}, year = {2026}, url = {https://4ort.xyz/entity/kepler-s-third-law}, note = {Accessed: 2026-10-20}}
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4w ago · C960657 · 2026-09-21 view diff on Wikidata ↗
    Aliases → —
    Part of → —
    Instance of → —
    Part of → Kepler's laws of planetary motion
    + 4 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Lex id: Keplers_tredje_lov"
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