# Kepler's first law

> physica law that planetary orbits are ellipses with the Sun at one focus

**Wikidata**: [Q122928282](https://www.wikidata.org/wiki/Q122928282)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Kepler's_first_law)  
**Source**: https://4ort.xyz/entity/kepler-s-first-law