I feel like I just descended into an alien world. Topic of space fascinates me and I find it intriguing that the universe is expanding. Expanding towards what? Or from what as you said? The fact the the end of universe haven’t been discovered those not mean it has no finite space. However, I do believe stars are infinite as they multiple.

According to science has and dust form stars. And if we have infinite gas and dust, shouldn’t that mean infinite stars?

Check out these articles.

https://kids.frontiersin.org/articles/10.3389/frym.2019.00092

https://pages.uoregon.edu/jimbrau/astr122/Notes/Chapter19.html