Planets have no purpose. They just "are".
There are eight planets and five dwarf planets in our solar system.
Other planets other than earth is put in the solar system for humans to explore and do researches on them.
No, the planets after Pluto are still within our solar system. After Pluto, there is Eris, Haumea, Makemake, and several other dwarf planets and minor planets that are part of our solar system. Beyond these, there is the Kuiper Belt and the Oort Cloud which are also part of our solar system.
to have something to look at when you can see them
Planets outside our solar system are called exoplanets. Thousands of exoplanets have been discovered orbiting other stars in the Milky Way galaxy. They come in a variety of sizes and compositions, and many are quite different from the planets in our own solar system.
They could, but as of now, no astronauts have travelled to any other planets in the solar system.
The atom and the solar system are not equal. The solar system contains the sun and the other planets.
There are humans.
No.
Yeah
planets
9 P in the S S = 9 Planets in the Solar System