Learn about Earth's neighborhood.
What is a terrestrial planet?
Pluto & Dwarf Planets - NASA Science
What is a Planet? By: Mallory Kimble, Vanessa VanScyoc, and Alison
Moons are Planets too - Universe Today
What is a planet and how many are there in our Solar System?
What is a Planet? - NASA Science
What's the largest planet in the Universe? - BBC Science Focus
3 new planets could host life
15 years ago, Pluto became a dwarf planet. Does that move still
Planet Facts: Lesson for Kids - Video & Lesson Transcript
What Is a Planet? NASA Space Place – NASA Science for Kids
What Makes a Planet?
An introduction to exoplanets: Week 1: 1 What is a planet