If you’d rather watch the main saga in the comfort of your own home, Part One: A Child of Fire drops December 22 on Netflix, and Part Two: The Scargiver will follow on April 19, 2024.

Source: https://www.cinemablend.com/streaming-news/zack-snyders-rebel-moon-headed-to-theaters-but-theres-twist

Part One: A Child of Fire drops on December 22, 2023, with Part Two: The Scargiver landing on April 19, 2024.

Source: https://www.heyuguys.com/rebel-moon-trailer/

Rebel Moon - Part One: A Child of Fire premieres next month and the second, Rebel Moon - Part Two: The Scargiver, is following in April 2024.

Source: https://comicbookmovie.com/sci_fi/rebel-moon---part-two-the-scargiver-director-zack-snyder-explains-titles-dual-meaning-as-first-look-drops-a207984