Question

What is a kepler's first law​

Answer 1

every planet's orbit is an ellipse with the Sun at a focus.

the first law :

The first law states that planets move in an elliptical orbit, with the Sun being one focus of the ellipse. This law identifies that the distance between the Sun and Earth is constantly changing as the Earth goes around its orbit.

Answer 2

hey mate here is your answer

In Keplers first law of planetary motion...be stated as follows....

1. All planets move about the sun in elliptical orbits,having the sun as one of the foci

2. A radius vector joining any planet to the sun sweeps out equal areas in equal lenghts of time