https://www.gamingbible.com /news/resident-evil-9 -interview-director-teases- space-chapter- 319475-51572984
From what I read of the interview. It sounds like the chapter will be set on a space station that's floating out in space, and it will feature the return of an old, fan favorite RE character and who you'll be playing as in the chapter.
"Never confuse a single defeat with a final defeat." - F. Scott Fitzgerald