The cosmic address of the Earth would begin with the house address, the name of our planet, Earth. Next, we would put our street name, Inner Solar System. Then, we would choose our city, Solar System of the Sun. After that, we would add our state or province. This would be the equivalent of the Solar Neighborhood which consists of all stars within 15 light years of the Sun and that include mostly cool and small red dwarf stars. After that, we would be part of the Sagittarius Arm of the Milky Way and then in the Local Group of Galaxies that include the Magellanic Clouds and many more.
Ocean waters are salty and contain minerals and dissolved gases. They also have a high heat capacity and vary in density depending on temperature and salinity.
