If it is just a book with facts about Neptune, then its nonfiction. But if your book is a story, say, people go to Neptune and discover life there, that's not factual, so it's fiction.
Non ficta, or non fiction, is a real story. Fiction is fake.
Historical Fiction.
Realistic fiction
Non fiction describes books that have been written about something true. It generally refers to all writing that is not fiction, where fiction refers to writing about imagined or non-real people and/or events.
Non-fiction is a story or book that is true, that really happened. Fiction is a story or book that is made up, that did not really happen.
Non-fiction. A biography is a story about a person's life.
Non-fiction. A biography is a story about a person's life.
fictionalized history. but non fiction
Fiction and Roman/Greek Mythology
It is fiction
"Fiction" means a made up story. "Non Fiction" means the story is based on something that really happened.
Non ficta, or non fiction, is a real story. Fiction is fake.
Generally, fiction is a story that is made up and non-fiction is true or based on truth.
Non ficta, or non fiction, is a real story. Fiction is fake.
Historical Fiction.
Realistic fiction
Non fiction describes books that have been written about something true. It generally refers to all writing that is not fiction, where fiction refers to writing about imagined or non-real people and/or events.