Most of them have a diameter of between 20 to 100 kilometres, a few up to 500 kilometres, but none are larger than Ceres ... around its own axis in five hours and 20 minutes, and requires 3.6 Earth ...

Its force of gravity is not strong enough to pull in all the many other objects in its orbit around the Sun. Pluto is not very ... including Ceres, which can be found in the asteroid belt.

The first time you may have heard the term ‘dwarf planet’ was when Pluto got demoted to one in 2006 (RIP). However, we actually have six in our Solar System. Pluto, Ceres, Makemake, Haumea, and Eris ...