Planet Earth?
The universe is often described as containing everything, including matter, energy, space, and time. It encompasses all known physical entities and phenomena.
Universe: It contains everything.
The planet is Saturn.
There is nothing that contains everything because we don't know what everything is; unless you mean the word everything.
The Planet Mercury.
None. No planet or dwarf planet contains stars.
No planet contains any stars because stars are always much larger.
A name. And to be scientific everything is matter and contains atoms.
The universe is everything that exists. It contains everything.
Jupiter contains the fewest heavy elements. Unlike other planets, Jupiter is a gas planet, and contains mostly light elements.
Earth is a are home planet ,and the only planet that contains life
Saturn