Congratulations! The growing healthy baby, or development fetus in medical terms, goes through a gestation period of 9 months, or 36 weeks or so as a little cell develops into a healthy baby.
https://www.parentingforums.org/threads/get-to-know-the-fetal-development-week-by-week.16300/
https://www.parentingforums.org/threads/get-to-know-the-fetal-development-week-by-week.16300/