The fact that its daytime and nighttime temperatures vary between -183C and +427C.
Mercury is a planet.
Mercury is not a dwarf planet. It is a planet.
Mercury is itself a planet - it did not come from a planet!
how does the planet mercury's spins?
Mercury
Mercury is the planet: there is no raw (or ripe) planet associated with it!
Mercury is a very hot planet. Mercury is the closest planet to the sun.
Yes, Mercury is a terrestrial planet.
Mercury is the 1st planet from the sun.
The planet Mercury is a solid ..........................
No, the planet Mercury is just called Mercury. The element Mercury (Hg) is a chemical element and has nothing to do with the naming of the planet Mercury.
Mercury is a real planet, it's Pluto that is not a real planet.