George Ellery Hale

George Ellery Hale was an American astronomer known for his pioneering work in solar physics in the early 20th century. He played a crucial role in the development of the first large telescopes and invented the spectrohelioscope, allowing scientists to observe the sun's atmosphere and magnetic fields. Hale's research revealed complex phenomena like sunspots and solar flares, significantly advancing our understanding of the sun's impact on space weather and its magnetic activity. He founded several major observatories, including the Mount Wilson Observatory, which became a center for solar research and contributed to the field for decades.