Multiverse

• The collection of all directly continuous spacetime, consisting of the Universe and all alternate universes, temporal variations, and subspace domains, branching from its initial formation within de Sitter space (TTN Novel: The Red King)
• Formed c.13.8 billion ya following the rapid expansion of a point singularity within de Sitter space known colloquially as the Big Bang (Historical record; TTN Novel: The Red King)
• Formed as a result of the actions of Them, but also partially caused by some form of interaction with the Megan universe (TAS: "The Magicks of Megas-Tu"; TNG Novel: Q&A)
• General information