Mercury (planet) Mercury (planet) Mercury is the smallest and innermost planet in the Solar System. Its orbital period around the Sun of 87.97 days is the shortest of all the planets in the Solar System. It is named after the Roman deity Mercury, the messenger of the gods. Like Venus, Mercury orbits the Sun within Earth's orbit as an "inferior planet", and never exceeds 28° away from the Sun. When viewed from Earth, this proximity to the Sun means the planet can only be seen near the western or eastern horizon during the early evening or early morning. At this time it
Elements of the Cthulhu Mythos elements. Tables appearing under these entries are organized as follows: (includes a table listing all the Great Old Ones in the mythos) The Great Old Ones are powerful, ancient creatures worshipped by deranged human cults. Many of them are made of an unearthly material with properties unlike normal matter. A Great Old One's influence is often limited to the planet where it dwells. If it is based on a planet outside the solar system, it can only extend its influence to Earth when the star of its planetary system is in the night sky. In such cases, the help of