Embark on an epic journey through the cosmos with this captivating lecture on the ULLYSES program, a major Hubble Space Telescope initiative focusing on ultraviolet spectroscopy of young stars. Delve into the fascinating world of stellar spectroscopy as Will Fischer from the Space Telescope Science Institute guides you through the importance of spectra in revealing celestial properties. Explore the historical foundations of spectroscopy, from Copernicus and Galileo to Newton and Fraunhofer, and discover how this field has evolved to unlock the secrets of the universe. Learn about the electromagnetic spectrum, the periodic table, and the Hertzsprung-Russell diagram while gaining insights into massive stars, T Tauri stars, and the unique capabilities of ultraviolet observations. Uncover the collaborative nature of the ULLYSES project, involving astronomy researchers worldwide and utilizing robotic global telescope networks. Gain a deeper appreciation for Hubble's contributions to our understanding of stellar evolution and the cosmos at large in this comprehensive presentation that spans from the early days of astronomy to cutting-edge space telescope observations. Read more