Another convention capitalizes "Earth" when appearing as a name (e.g."Earth's atmosphere") but writes it in lowercase when preceded by the (e.g. It almost always appears in lowercase in colloquial expressions such as "what on earth are you doing? The bodies in the Solar System formed and evolved with the Sun.
Scarlett's Reading Team*Selene Jordan is alone in the universe.From Earth, the two brightest celestial bodies are the Sun and the Moon, which during a few million years have almost the same size in the sky, a diameter of about 0.5°, causing the Moon to regularly occult the Sun.According to radiometric dating and other sources of evidence, Earth formed over 4.5 billion years ago.The radioactive rock is highly valued because it makes pretty much every engine in the galaxy turn.Shuddering, images of miners with their bald heads, gaunt eyes, and toothless smiles rise like a spectre taunting her. Since she had no intention of rotting in a Riddiam mine or becoming the alien king’s newest concubine, she did the only thing she could.