In astronomy, the interstellar medium (ISM) is the matter and radiation that exist in the space between the star systems in a galaxy. This matter includes gas in ionic, atomic, and molecular form, as well as dust and cosmic rays. It fills interstellar space and blends smoothly into the surrounding intergalactic space
Answer:
Mannerism
Explanation:
It made characters and art have more depth and emotion. The artist made his/her image ideal and perfect so it seemed more beautiful.
