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Mercury is a rocky planet. The inner planets (first four planets from the sun) are rocky planets (which means that you could stand on them) and are the smallest. While the outer planets (last four planets from the sun) are gas planets and the biggest.
The Rocky Planets, or Inner Planets, include Mercury, Venus, Earth, and Mars.
These are also known as the four inner planets or terrestrial planets. These are mercury, Venus, Earth, and Mars.
There are four rocky planets in the solar system: Mercury, Venus, Earth, and Mars.
Mercury is a rocky planet. The inner planets (first four planets from the sun) are rocky planets (which means that you could stand on them) and are the smallest. While the outer planets (last four planets from the sun) are gas planets and the biggest.
Mercury is a rocky planet. The inner planets (first four planets from the sun) are rocky planets (which means that you could stand on them) and are the smallest. While the outer planets (last four planets from the sun) are gas planets and the biggest.
Mercury is one of the rocky planets.
The inner planets Mercury and Venus are both categorized as rocky or terrestrial, and neither of them have a moon.
Mercury, Venus, Earth, and Mars they are the rocky planets
The four inner planets are also known as the terrestrial planets (or the `rocky` planets). These are; Mercury, Venus, Earth and Mars.
The inner rocky planets are; Mercury, Venus, Earth and Mars. They are also known as the terrestrial planets.
The inner planets (Mercury, Venus, Earth and Mars) are rocky. It is the outer planets (Jupiter, Saturn, Uranus and Neptune) that are gas planets.