It is a rocky planet that is much smaller and colder than earth.
No!
It is a rocky planet but smaller and colder than the earth
It's a rocky planet, but is much smaller than earth and colder.
Mercury, Venus, Earth, and Mars they are the rocky planets
Earth is the largest rocky planet. After Earth is Venus, then Mars, and then the smallest, Mercury.
They are rocky planets.
Mars IS a rocky planet
Venus, mars.
Yes. Mars is a dry, rocky planet somewhat smaller than Earth.
No, Mars is only about half the size of Earth and it is a solid, rocky planet.
Earth and Mars, along with Mercury and Venus, are rocky planets.
No, Mars is not a country. Mars is a planet in our solar system, located after Earth. It is a rocky planet that has been the subject of scientific exploration and research.