Science Update
From Kerbal Space Program Wiki
The Science Update is the 1st of 5 currently planned major updates for KSP2 Early Access.
Features
The Science Update will add a revamped Science mode from KSP to KSP2 with new science gathering parts, and presumably, small differences from KSP1's Science mode for improved user experience.
Release Date
Science update is planned to be released in December 2023. [1]