Venus
Venus is the planet with the closest orbit to that of Earth.
The perihelion is the closest point to the Sun in the orbit of a planet.It is different for each planet based on the elliptical variation, but will always occur at the same point in each orbit.
Venus is closest to earths planet size.
Venus.
Mars
Mercury.
Aphelion, which basically means "closest to the sun" in Greek.
Uranus
The closest point to the Sun in a planet's orbit is called perihelion. The furthest point is called aphelion. Phil
This is the Perihelion.
Neptune is the outermost planet, and is farthest from Earth's orbit.
YES Mercury is the closest planet to the Sun The further away you are the larger the orbit I think it must be Mercury because it is the closest planet to the sun