It is a terrestrial planet because it has a solid, rocky surface like other planets in the inner solar system.
Xem thêmIn other ways the planets are very different.
Xem thêmVenus was the first planet to have its motions plotted across the sky, as early as the second millennium BC and spins very slowly on its axis, it spins in the opposite direction to the other planets.
Xem thêmOur solar system is made up of a star, eight planets and countless smaller bodies such as dwarf planets, asteroids and comets.
Xem thêmThe planets of our solar system hold more than 150 moons in their orbits.
Xem thêmThe four giant planets, and at least one asteroid, have rings.
Xem thêmPlanet rovers are robots for exploring distant planets.
Xem thêmIts orbital period around the Sun of 87.97 days is the shortest of all the planets in the Solar System.
Xem thêmCompared to what is known about the other planets in the Solar System, little is known about Mercury.
Xem thêmUnlike many other planets which "self-heal" through natural geological processes, the surface of Mercury is covered in craters.
Xem thêmThe seasons are extreme because its elliptical (oval-shaped) orbital path around the Sun is more elongated than most other planets in the solar system.
Xem thêmJupiter is twice as massive as all the other planets in the Solar System put together.
Xem thêmJupiter moving out of the inner Solar System would have allowed the formation of inner planets, including Earth.
Xem thêmDo you know that our Solar System has eight planets?
Xem thêmIt is so big that all the other planets could fit inside it!
Xem thêmThere are eight planets in our solar system.
Xem thêm