www.awn.com/news/disney-bumps-avatar-sequel-2021-sets-dates-three-unnamed-star-wars-movies
Three new as-yet-untitled Star Wars films will release on the pre-Christmas weekend every other year beginning in 2022 — December 16, 2022, December 20, 2024 and December 18, 2026.
Four forthcoming Avatar films will release on the pre-Christmas weekend every other year beginning with in 2021 – the first, originally scheduled to debut December 18, 2020, has been pushed to December 17, 2021.