After a long career entirely at Mt. Wilson Observatory, he died of a heart attack on Sept. 28, 1953, in San Marino, California. You can read a more detailed biography here.

Mount Wilson Observatory, Southern California’s esteemed home to several of the most groundbreaking astronomical discoveries in history, has announced its 2025 season of public events and ...

Griffith Observatory will host a live online broadcast ... and no onsite viewing will be offered. Southern California residents should be able to see the eclipse with the naked eye, weather ...