/əˈstrɑː.lə.dʒi/ the research of the movements and positions with the Sunshine, moon, planets, and stars within the perception they have an effect on the character and lives of folks Refraction will be the bending of light rays that happens when light-weight enters another medium of different density (one example https://wisesocialsmedia.com/story5195497/a-review-of-illusion-of-kundun-mu-online