OK ty to both of u, i will beware next time thank you.
Most likely not pregnant from just one occasion doing this, but it's not impossible - there is a risk. There can be some sperm in the pre-come (the liquid from your penis before you actually reach orgasm), this will have got onto and can soak through her panties.
Like catie said, don't make a habit of doing this, every time the risk will go up a bit...
But she told me my penis enter her a little bit