Help please

I just found out I'm pregnant at 16 and my boyfriend is leaving in 2 days because he's in the army, and I want to spend time with him but he keeps wanting to spend time with friends that he always talks bad about and he's getting annoyed because I'm being so clingy but I'm being so clingy because I'm scared and depressed and anxious and stressed and i don't know what to do I just don't please help please give me some feedback I don't feel like anyone is really supporting me in this and I feel super alone right now