It is "closest to."
The closest planet to the sun is Mercury.
The closest thing to the sun in our solar system is the planet Mercury.
The Earth is the 3rd planet closest to the sun after Mercury and Venus. The earth smelled weird in the stables because it was mixed with the horses' excretory waste.
Earth is the third planet from the Sun. The planet that we live on is called Earth.
The inner planets are Mercury, Venus, Earth, and Mars. There is also the Sun
It is "closest to."
The star closest to Earth is the sun. The phrase "... largest to planet Earth ... " is meaningless.
The closest planet to Jupiter is Saturn.
Mercury is the closest planet to the Sun
Neptune is the farthest planet and Mercury is the closest planet.
The closest planet to the sun is Mercury.
The planet closest to the sun is Mercury.
Mercury is the planet closest to the sun in our solar system.
Venus is the second closest planet to the sun.
The closest planet to the sun is Mercury.
Mercury is the planet closest to the Sun.
The closest planets from the Earth is Venus and Mars.