On this day in space! Aug. 17, 1877: Asaph Hall Discovers the Martian moon Phobos
On August 17th, 1877, American astronomer Asaph Hall made a groundbreaking discovery while observing Mars through his telescope at Washington Observatory in Cambridge, Massachusetts. Utilizing a 36-inch reflecting telescope, Hall meticulously examined the planet’s surface and identified two distinct objects orbiting it. He initially termed one object...