Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
physical phenomenon
|
| gptkbp:alsoKnownAs |
law of periods
|
| gptkbp:appliesTo |
gptkb:binary_stars
satellites exoplanets planets in the Solar System |
| gptkbp:describes |
relationship between orbital period and semi-major axis
|
| gptkbp:field |
gptkb:astronomy
physics |
| gptkbp:form |
P^2 ∝ a^3
|
| gptkbp:formedBy |
gptkb:Johannes_Kepler
1619 |
| https://www.w3.org/2000/01/rdf-schema#label |
Kepler's third law
|
| gptkbp:implies |
the square of the orbital period is proportional to the cube of the semi-major axis
|
| gptkbp:influenced |
gptkb:Newton's_law_of_universal_gravitation
|
| gptkbp:publishedIn |
gptkb:Harmonices_Mundi
|
| gptkbp:relatedTo |
gptkb:Kepler's_first_law
gptkb:Kepler's_second_law |
| gptkbp:bfsParent |
gptkb:Kepler's_Harmonices_Mundi
|
| gptkbp:bfsLayer |
7
|