I am 24 years age,a ovarian cystectomy was done 1year ago.the cyst was haemaregic.this time I found my period is 9 days late till today.Am I suffering from cyst again?Can I be a mother in future?

I am the mother of two children and I had my ovary removed prior to getting pregnant.
Yes,you can be a mother in the future.
Regarding your other question,I am sure one of our nurses can answer that for you.