Military advice. Please read.

My husband has always wanted to go to the Navy and now basically it's almost our last resort. I'm scared 1 because we have a child and 2 I guess I'm just scared something is going to happen but I just feel like we've had shity luck since basically after we got together with his jobs and vehicles almost everything but now he has a good job coming up in the new year and I'm just scared what if we get bad luck again and he loses it...Is anybody a military wife or girlfriend how can you do it I need advice I'm going crazy he says after boot camp he wants to move all of us out there so I'm just trying to see if I'm not alone please help tell me it gets easier. I don't wanna be the reason he could never follow his dream...