2 Men On Halley's Comet With Smiling Moon 1910 Real Photo Postcard

Halley's Comet, a periodic comet visible from Earth approximately every 75–76 years, made its much-anticipated return in 1910. This apparition generated significant public interest, driven by advances in astronomical knowledge and widespread media coverage, making it one of the most observed and documented celestial events of the early 20th century.