Mysteries of Halley’s Comet Halley’s Comet, also known as Comet Halley or simply Halley, is a remarkable celestial visitor. It belongs to the category of short-period comets, which means it has an orbit lasting 200 years or less. Unlike long-period comets, which have orbits lasting thousands of years, Halley’s orbit period averages around 76 Earth years. This corresponds … [Read more...] about Unlocking the Mysteries of Halley’s Comet: History, Science, and Spectacle