Interstellar Medium
Definition of Interstellar Medium as it relates to Science, Astronomy, Planetary Science
Interstellar Medium refers to the material—both gas and dust—that fills the space between the stars within a galaxy. It is a crucial component in understanding the life cycle of galaxies, star formation, and the evolution of cosmic structures. This subcategory explores the physical properties, composition, and dynamics of this medium, as well as its role in various astronomical phenomena.