A planet is bigger than a university. You probably meant a universe and a universe is bigger than a planet.
A universe is bigger than a planet.
A planet is usually bigger. However there are exceptions. For example "Ganymede", the largest satellite of Jupiter, is bigger than the planet Mercury.
Planets orbit stars, not other planets. A planet-like object that orbits a planet is a moon.
The bigger planet is Earth.
Jupiter is bigger.
No.
jupiter
obviously Jupiter
Jupiter is much bigger
Planet X does not exist.
Planet x does not exist.
Saturn is the planet that is still getting bigger