Just got AF - feeling defeated

Jean • 👼 May 2015 (Ectopic 6 weeks), 🌈 👶 April 2017, 👼 June 2018 (MC 7 weeks), 👼 November 2018 (Chemical), 💕 Expecting #2 September 2019
I feel so defeated. I had one pregnancy that ended in ectopic. I don't understand why I can't get pregnant when everyone around me who doesn't want kids is getting pregnant by accident. 😭 just having a really bad day! Ugh!!