The two coldest planets are also the two that are furthest from the sun. These are Uranus and Neptune.
most of inner planets
No. Most planets do. Six of the eight planets in our solar system have at least one moon.
Polaris is a star. It is likely that it has planets, i.e. that there is a related solar system, since most stars seem to have planets.
In most cases, the moons are about as old as the planets they orbit, perhaps slightly younger. Most objects in the solar system formed when the solar system did.
Not all planets are associated with a star. While most planets are in a solar system as they are the leftover material from star formation. there are some free roaming planets in space not associated with a solar system. They may have been formed as part of a planetary system but have escaped due to gravitational interactions or collisions with other planets in the system.
In our Solar System all planets have moons, except for Mercury and Venus.
the Sun is the most massive object in our solar system.
The majority of the angular momentum of the solar system is found within the orbital motion of the planets around the Sun. This motion results in the spinning of the planets on their axes and the overall rotation of the solar system as a whole.
Saturn is the second largest and most massive planet in the Solar System, after Jupiter.
Star (sun), planets, moons, dwarf planets, meteoroids, asteroids, comets. That's most of them, based on what's in our solar system.
The planets of our solar system are most definitely NOT all the same size.
The solar system is much larger than the earth. I mean most planets are bigger than earth, that are in the solar system