This article lists orbital and suborbital launches planned for the second half of the year 2023, including launches planned for 2023 without a specific launch date.
For all other spaceflight activities, see 2023 in spaceflight. For launches in the first half of 2023, see List of spaceflight launches in January–June 2023. For launches in 2024, see List of spaceflight launches in January–June 2024.
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