What type of galaxy is the Milky Way classified as?

The Milky Way is classified as a spiral galaxy, which is characterized by its distinct spiral arms that extend outward from a central bulge. This classification is based on the galaxy's structure, as it has a flat, rotating disk containing stars, gas, and dust, along with a central concentration of stars known as the bulge. The presence of these spiral arms indicates regions of active star formation, along with older stars.

Additionally, spiral galaxies, like the Milky Way, often exhibit a pattern where stars and interstellar matter are organized into a planar, rotating disk. This organization is why the Milky Way's classification as a spiral galaxy is well-established in astronomical studies. The spiral structure promotes the visibility of these arms and features prominently when viewed from above or below the galactic plane.

This classification helps astronomers understand the formation and evolutionary processes of our galaxy, as well as its interactions with other galaxies in the universe.