Stars in her eyes is an idiom that means someone is very excited about something or is very hopeful about the future. The metaphor suggests that the person thinks there's a lot of bright and positive potential.

For example:

* When she got accepted into medical school, she had stars in her eyes when she called to tell me the news.

* He's always talking about becoming an actor and making movies. He has stars in his eyes about being famous one day.

Here are some additional examples of how this idiom can be used:

* "She was so excited about her new job that she had stars in her eyes."

* "My daughter has stars in her eyes every time she talks about going to college."

* "When he saw the Super Bowl tickets his friends had gotten for him, he got stars in his eyes."

The phrase stars in one's eyes can also be used in a more negative way to suggest that someone is overly optimistic and may be setting themself up for disappointment.

For example:

* He had big ideas for his startup company, but he just had stars in his eyes. He didn't plan ahead for obstacles, and now he's in way over his head.