4,879 km and the rest is unknown
The smallest planet in the solar system, by all measurements, is Mercury.
Mercury is not a dwarf planet. It is a planet.
not at all mercury is a planet and its not unusual as you think
Mercury and Venus
Mercury is the smallest planet in the Solar System
Scientist did not name Mercury, Roman/ Greek Gods did. They named it Mercury because it was the fastest moving planet out of all Planets.
Mercury is a planet.
Well... we all know that its Mercury
Yes. All matter on Mercury is made up of chemicals.
Mercury is itself a planet - it did not come from a planet!
Mars, because Mercury is the smallest planet we have now either than pluto when it used to be a planet. Hope this helped! Caleigh (kay-lee)
Yes. Mercury rotates, like all the planets. So it has an axis of rotation and that defines the "poles" of the planet. The equator is defined relative to the planet's poles.