A turning ceiling
Using the stars
What is a star, if you need to go somewhere?
Generated interpretation
First look
Stars are not scattered at random if you watch them long enough. They wheel.
A bird can learn that wheel. A navigator can memorize where they rise and set.
Look closer
Indigo buntings in a planetarium followed the artificial sky. That is how we know the pattern, not only the brightness, matters.
People have used star compasses on the ocean. That is knowledge, not instinct.
Keep looking
City light can erase the wheel. A clue that depends on darkness is fragile.
Where else
Some songbirds, Dung beetles (Milky Way), Human wayfinders.
Stories that use this
A question to carry outside
What disappears from the sky when the city is too bright?