Learn why Pluto was once considered a planet but is now classified as a dwarf planet. The video discusses the discovery of the Kuiper Belt and the debates that led to the reclassification of Pluto.

In this video, we explore the concept of how telescopes allow us to see objects that are light years away, giving us a glimpse into the past. By understanding how light reflects off objects and travels to our eyes, we can comprehend how...