Use 'alight on' to create a vivid picture of something gently landing.

Visual Imagery

Conveys a sense of delicacy, as if the landing is soft or gentle.

Light Touch

While often used with birds, 'alight on' works with any flying creature or object.

Use it when someone has a sudden moment of inspiration or realization.

Reflects finding something surprising, without actively searching for it.

The discovery or idea can be negative or problematic as well.

Suggests an element of luck or serendipity in coming across something.

Implies something or someone appears suddenly in one's view or experience.

The phrase doesn't suggest if the arrival is good or bad.