The podcast episodes provided focus on various aspects of the solar system, including the classification and formation of its celestial bodies, as well as the ongoing scientific debates and discoveries surrounding them.

For example, the episode "Pluto Isn't A Planet - But It Gives Us Clues For How The Solar System Formed" discusses the reclassification of Pluto as a dwarf planet and how it still provides valuable insights into the formation and evolution of the solar system. The episode "Why does the sun stay in one place?" delves into the dynamics of the solar system, specifically the motion of the planets around the sun.

The episodes cover a range of topics related to the solar system, from its overall structure and composition to the scientific processes and debates that have shaped our understanding of it.