This article is about a non-fiction entity related to the Astronist belief system or the Astronic tradition.
Any article relating to a fictional entity will be clearly marked as being part of the Spacefaring World.
The Grand Purple Book, also referred to as the Great Purple Book, or just simple as the Purple Book, is a yet-to-be-released publication of Cometanic authorship consisting of a long series of sayings, quotes, and short insentenced writings used to form the foundations of the ideology of Astronarianism.