Kepler's laws of planetary motion are:
I'm pretty sure you're thinking of Johannes Kepler.
Johannes Kepler is credited with forming the mathematics of elliptical orbits.
No. Kepler discovered the laws using Tycho Brahe's data.
No, Johannes Kepler is best known for describing the laws that dictate how orbits work. The Kepler planets were discovered by the Kepler telescope, a spacecraft named in his honor.
Johannes Kepler
Johannes Kepler
He created the laws of plaetary motion
He established the laws of planetary motion.
He created the laws of plaetary motion
He created the laws of plaetary motion
A full article on the life of Johannes Kepler can be found in the related link to Wikipedia - including details of his works.
"Eponymous" means "Same name". The laws of planetary motion were devised by Johannes Kepler, and are generally called "Kepler's Laws".