The Franklin Institute Logo
Case Files logo

George Ellery Hale: Solar Physics and Related Inventions, 1927

Introduction: George Ellery Hale

From an early age, astronomy interested George Ellery Hale; his life's work includes solar research and world famous observatories. Hale believed in the importance of sharing scientific discovery, and with his work laid the cornerstone for the exploration of the Sun.

Who was George Ellery Hale, and what did he contribute to the science of astrophysics? What is a spectroheliograph, and why did Hale build one?

These pages hold the answers to these questions and tell the fascinating story of one man's discoveries.