Kepler's laws of planetary motion

GPTKB entity

Predicate	Object
gptkbp:instanceOf	physical phenomenon
gptkbp:appliesTo	concert hall planets
gptkbp:basisFor	gptkb:Newton's_law_of_universal_gravitation
gptkbp:countryOfPublication	gptkb:Latin
gptkbp:field	gptkb:astronomy physics
gptkbp:firstLaw	The orbit of a planet is an ellipse with the Sun at one of the two foci.
gptkbp:formedBy	gptkb:Johannes_Kepler 1609 1619
https://www.w3.org/2000/01/rdf-schema#label	Kepler's laws of planetary motion
gptkbp:influenced	gptkb:Isaac_Newton
gptkbp:numberOfFloors	3
gptkbp:precededBy	gptkb:Copernican_heliocentrism
gptkbp:publishedIn	gptkb:Astronomia_Nova gptkb:Harmonices_Mundi
gptkbp:secondLaw	A line segment joining a planet and the Sun sweeps out equal areas during equal intervals of time.
gptkbp:thirdLaw	The square of the orbital period of a planet is directly proportional to the cube of the semi-major axis of its orbit.
gptkbp:bfsParent	gptkb:Johannes_Kepler gptkb:Titan gptkb:Newton's_law_of_universal_gravitation gptkb:Kepler's_laws gptkb:Classical_mechanics gptkb:Law_of_universal_gravitation
gptkbp:bfsLayer	5