The Inner Planets: Mercury, Venus, Earth and Mars
There is only one planet 'closest' to the sun. To the best of current knowledge, it is the planet Mercury.
perihelion is the point in a planets orbit when it is closest to the sun
The planets closest to the sun are Mercury, Venus, Earth, and Mars.
Closest to Sun -> Farthest from Sun: Mercury, Venus, Earth, Mars
In order, the list of planets closest to the sun (from closest to farthest), Mercury, Venus, Earth, Mars.
The first four planets closest to the Sun are the four terrestial planets.
This is the easiest question yet. Its Mercury, Venus, Earth, and Mars.
They are rocky planets.
Mercury is the smallest of the inner planets and the closest to the sun in our solar system.
The inner planets are called "rocky" or terrestrial, a name which underscores the contrast with the outer gas giant planets.
Mercury is the closest of the eight planets to the sun.