The Inner Planets: Mercury, Venus, Earth and Mars
perihelion is the point in a planets orbit when it is closest to the sun
There is only one planet 'closest' to the sun. To the best of current knowledge, it is the planet Mercury.
Closest to Sun -> Farthest from Sun: Mercury, Venus, Earth, Mars
The first four planets closest to the Sun are the four terrestial planets.
In order, the list of planets closest to the sun (from closest to farthest), Mercury, Venus, Earth, Mars.
There are eight planets in the solar system, but the planet closest to the sun is Mercury.
They are rocky planets.
Mercury is the closest of the eight planets to the sun.
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The two closest planets are Mars and Saturn. Mars is closer to the sun, Saturn is farther from the sun.
The inner planets