The planet closest to the sun is called Mercury.
A planet's closest approach to the sun is called perihelion. This is when the planet is at its nearest point to the sun in its elliptical orbit.
The closest point to the Sun in a planet's orbit is called perihelion. The furthest point is called aphelion. Phil
perihelion
Perihelion
Closest point is called the perihelion; furthest from sun is aphelion.
Mercury is the closest planet to the Sun
equator
When a planet is closest to its sun it's called perihelion.
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.