Yes, there are other planets in our solar system and beyond that we know about. Here is a list of the eight planets in our solar system

Merucry

Venus

Earth

Mars

Jupiter

Saturn

Uranus

Neptune

There are also dwarf planets, which are objects that are smaller than planets but larger than asteroids. Some examples of dwarf planets are Pluto, Ceres, and Eris. Beyond our solar system exist exoplanets, which are planets that orbit stars other than the sun. Thousands of exoplanets have been discovered so far, and scientists believe that there may be trillions of planets in the universe.