What chemicals are in the Milky Way?

Answer 1

The Milky Way galaxy contains a diverse array of chemicals, including hydrogen and helium, which make up the majority of its mass. It also contains heavier elements such as oxygen, carbon, nitrogen, and various metals, formed from stellar nucleosynthesis and supernovae. Additionally, complex organic molecules, including amino acids and simple sugars, have been detected in molecular clouds and on comets, indicating the presence of life's building blocks. These chemicals play crucial roles in star formation, the evolution of galaxies, and the potential for life.