Vulcan
No, it is neither. It is the third planet from the sun, right behind Mercury and Venus.
Planet X is a hypothetical planet that has yet to be confirmed. Therefore until it is discovered, it will not have any moons.
Venus is the second planet from the sun. Mercury is the only planet closer to the sun than Venus. The Earth is the next planet behind it
Mercury is a planet.
Vulcanwas a small planet proposed to exist in an orbit between Mercury and the Sun. In an attempt to explain peculiarities of Mercury's orbit, in the 19th-century French mathematician Urbain Jean Joseph Le Verrier hypothesized that they were the result of another planet, which he named Vulcan. No such planet was ever found, and Mercury's orbit has now been explained by Albert Einstein's theory of general relativity
Mercury is not a dwarf planet. It is a planet.
Mercury is itself a planet - it did not come from a planet!
Planet X was a hypothetical planet which was searched for after the discovery of planet Neptune. `Planet-X` does not exist.
An antiplanet is a hypothetical planet composed of antimatter.
how does the planet mercury's spins?
Mercury
Mercury is the planet: there is no raw (or ripe) planet associated with it!