Planet mercury's size?

1.9. They are reasonably similar in size.

The planet Mercury is smaller than Earth, with a diameter of 4,879 km. Its core is composed mainly of iron, and similar to Earth, the planet has an outer crust and a mantle. ...

It is much denser that any other planet (size for size). The Earth is a bit denser than Mercury but that is due to gravitational compression. Yet, if they were the same size, mercury would be the most dense. ...

Mercurys size is very big it is 444,888

Mercury has a surface pressure that is near enough zero (or a vacuum), the planet holds no real atmosphere due to its small size. There are some trace gases at the surface, but not what one would call a proper atmosphere. ...

The biggest planet, Jupiter's diameter is a huge 142,740 km, while the smallest planet, Mercury's diameter is a tiny 4,880 km. So, it would take 28.4 Mercurys to equal the diameter of Jupiter. ...

The size of each planet is precisely equivalent to the size of the planet which it is. ...

The definition of planet includes more than just size. It also includes that the planet's gravitational field, besides existing, has cleared its orbit. (of debris, planetesimals, etc.) Pluto has not done this, while Mercury has. ...

There isn't a typical size planet

No, the mass of a planet does not equal the size of that particular planet. ...

No planet is exactly the size of Earth. Venus is close to Earth's size but slightly smaller. ...

There is no planet that has the same size moon as the planet. This is only possible if Pluto was still a planet. ...

The size of Earth equals to 12,756 kilometers while Mercury's size is 4879 kilometers. Around 2.6 Mercuries would fit into Earth. ...

It is 8th largest on planet size after Mars.

The planet similar in size to Earth is Mars.

Venus is closest to earths planet size.

The Earth's Moon is about the same size, but it's not a planet.

No. The period of revolution depends on the size of the orbit of the planet. ...

Well, the size of Earth is about 12,756 kilometers around itself all together. Mercury is another story.. The supposive size of Mercury is 4,879 kilometers across all together... I hope this helps someone! :-) ...

The planet in our solar system nearest to half the size is Mars, being 0.531 the size of Earth. ...

no, they are not because I know that 1000 earths can fit into Jupiter,93 into Saturn but 3 Mercurys into an earth. ...

Mercury, the smallest planet in the solar system, is closest in size to the moon. ...

Neptune is 3rd biggest planet

Pluto, because it is too small in size to be classified as a 'planet'.

The size depends on the planet! For example, Jupiter is 86,881 mi (139,822 km) in diameter. ...