Which idea is presented in both "our solar system: in depth" and "planets of our solar system"?

The common idea presented in both ‘our solar system: In-Depth’ & ‘Our Solar System’ is our solar system in detail.

Explanation :

Both of them talk about the solar system, the sun, and its planets, their constituents, sequence of the location of the planets in reference to the sun, their formation and significance.  

Besides the solar system, the former also talks about the Milky Way, its formation, the explosion of two supernovas that led to the formation of solar systems, and other constituents of the Milky Way - a spiral mass and our galaxy, one among many others in the big universe.

It also gives a reason behind the location of the first four planets near the sun and the gaseous and icy masses away from the sun.  

It also talks about the other masses that are there in the Milky Way like the asteroids and comets.

explanation:

family is anyone that you care for and they equally care for you, family sticks together and everyone loves one another, whether they are blood or not anyone can be family. family composition is the makeup of a family, including the number of members, their ages, and their relationships to each other.

ill need more info in order to answer yer ?