single mom ?

hi so im 19 going to be 20 in april i have an amazing little boy who just turned 2 the 13th of this month and am expecting baby number 2 in july .... this father once again did not stick around so im doing this alone ... im all most scared to tell ppl im preggo just cuz im a teen and going to be a single mom to a secound baby i dont want people judgeing me like its my fault im pregnant n this babys without a dad but i did try to make things work with him and got used for my money any other mommys have this i guess im just stressed :( n its super depressing to know im going to be alone again