How would caravans passing through Babylon be helped by astronomers?

Caravans passing through Babylon would benefit from astronomers by using their knowledge of celestial navigation to determine their location and direction. Astronomers could provide guidance based on the positions of stars and planets, helping travelers navigate the vast desert and avoid getting lost. Additionally, they could predict seasonal changes and weather patterns, assisting caravans in planning their journeys for optimal safety and efficiency. This astronomical insight would enhance trade and communication across regions.