How many Planets do we have In early times, people studied the night sky, by observing the objects with the naked eye, and then through telescopes. In the night sky, planets appear as bright specks of light, much like stars. They do not twinkle. While the stars show no visible change in their position in the sky, the planets seem to move or ‘wander’ with respect to the stars. … [Read more...] about How many Planets do we have