The Milky Way today is a spiral-shaped disk of swirling gas orbiting a central hub of stars—signs of a mature galaxy. Researchers have assumed that most younger galaxies are misshapen and full of chaotically moving gas.
The Milky Way today is a spiral-shaped disk of swirling gas orbiting a central hub of stars—signs of a mature galaxy. Researchers have assumed that most younger galaxies are misshapen and full of chaotically moving gas.