stars are aligned

reach for the stars

To have high hopes; to be ambitious.

see stars

To experience apparent flashing lights in one's field of vision, especially after receiving a blow to the head.

stars align

Events or circumstances combine fortuitously.

stars in one's eyes

The state of being overly or extremely impressed with something; enchanted with romance.

thank one's lucky stars

To be grateful, feel oneself fortunate, consider oneself lucky (especially in avoiding some calamity).

written in the stars

Destined to happen, fated to happen.