There really is 9 planets. But scientists thinks that Pluto is too small to be counted as a planet and thus they conclude that there is only 8 planets.
Mercury is the smallest and the least massive planet, out of the eight in our solar system.
NeptuneNeptune is the fourth largest planet out of the eight in our solar system, after Jupiter, Saturn and Uranus.
There are eight planets in our solar system.
There are only eight planets in the Solar System. The celestial body commonly referred to as the "ninth" planet in the Solar System is Pluto, which has been reclassified as a dwarf planet in recent years.
The largest planet in the solar system is Jupiter.
Mercury is the smallest of the eight planets in our solar system, with a diameter of 4880km.
Yes, it is. At 2006, the scientists decided that it was not a planet of solar system. Now, there are just eight planets in the solar system.
Mercury is a planet in our solar system, not a solar system itself. Our solar system has eight planets, and Mercury is the closest planet to the sun.
There are eight planets in the solar system, but the planet closest to the sun is Mercury.
The Earth is the most dense planet in our solar system out of all eight planets.
Uranus is one of the main eight planets of our solar system.
There are now only eight planets in the solar system. In 2006, in a controversial decision, Pluto was demoted to the status of a "dwarf planet."