10 is too young. If you want to be a star, you must first have your own characteristics. It's hard to be a sweet voice. The easiest way to become famous now is to become popular through small videos, but most online celebrities are packaged by specialized companies and teams. If you really have something extraordinary, you can try to start with online celebrities. Of course, you should have the resources to participate in some TV programs, but those have a high starting point and excellent conditions!