Learn fun facts about the 8 planets of the solar system with Lizzy the Dog and the Planets Train in this cool 3D cartoon for children! Also including brand new high resolution photos of dwarf planet Pluto from the New Horizons probe, captured in July 2015. Learn how long would it take for a pizza to cook on the surface of Venus, how many Earths could fit inside of Jupiter and much more! You'll be amazed at the size of the planets when they're set up beside each other to scale - especially when compared to the size of the sun!