Hello , Me And My Girlfriend Had Initall Physical Contact

Hello , me and my girlfriend had initall physical contact with each other last weak . then wo both trying to had sex . when i m going to put my penis in her vigina i stoped because i did't had condoms with me . then i start rubbing my penis outside her genital region but above her vaginal hole and befour rubbing i eject semen 2 time on bed and cleaned my penis . next day she got his periods . the periods is on time but i was scared about that act. Can she got pregnency after all this