Archaeologists stunned by link between Halley's comet and Ireland's Christian conversion | Science
Another study pushes that date back, suggesting that the first observation actually happened in 466 BC. This would have made it visible to the Ancient Greeks. Halley’s returned in 164 BC and 87 BC, and has done the rounds every 75 years since. The most famous comet, Halley’s influence has been attributed to a multitude […]
Source: updatesnews.com