Star formation rate is a measure used in astronomy to quantify the rate at which new stars are being formed within a galaxy or a specific region of space. It is typically expressed in units of solar masses per year, indicating the amount of mass in new stars being formed over a given period of time. Studying the star formation rate in different galaxies or regions can provide valuable insights into the evolution of galaxies, as well as the processes that drive star formation. This research area often involves observations of young stellar populations, molecular clouds, and other star-forming regions using telescopes and other astronomical instruments. By understanding the factors that influence the star formation rate and the mechanisms that regulate it, astronomers can gain a better understanding of how galaxies evolve over time and how stars are formed in the universe. This research area is crucial for advancing our knowledge of the processes shaping the cosmos.