Final answer:
Proper capitalization in English includes capitalizing the first word of sentences, proper nouns, dialogue in quotations, brand names, species names, and significant words in book titles. Examples were given for each case, reflecting these capitalization rules.
Step-by-step explanation:
When crafting sentences that include proper nouns such as the names of new planets or stars, dialogue with narration, specific brand names, new species names, or titles of unwritten books, certain capitalization rules must be adhered to. Here are examples of properly capitalized sentences for each of the requested scenarios: The newly discovered planet Gaiaxus Prime orbits a distant sun in a galaxy far from ours. Professor Quinzel said, "The star Nova Centurion is the brightest we've seen in a millennium."
My brother just bought the latest model of the Xenon Ray Blaster brand ray gun. Scientists have classified a new species of frog in the Amazon, which they've named Amazonica Vibrantia. My future novel will be titled 'The Chronicles of the Forgotten Realm: The Shadow's Echo'. These examples demonstrate the use of capitalization in various contexts, following standard English grammar and punctuation rules.