9 weeks &&& excited about this baby just from my side

I'm 9 weeks pregnant.. Is my first one but no everything is so great... My husband wanted a baby but he really doesn't act like he's happy ... I don't know what to feel I'm been very confused about this but I feel like is affecting my pregnancy... I've been feeling low pain and I can't sleep I'm usually very tired but I really don't know what to do to make my self feel better I will appreciate any help..,