Clear records of the comet 's appearances were made by Chinese , Babylonian , and medieval European chroniclers , but were not recognized as reappearances of the same object at the time .
It comes close to the Earth every 75 or 76 years .
It comes close to the Earth every 75 or 76 years .
Cambiar a una redacción más simple: Clear records of the comet 's appearances were made by Chinese , Babylonian , and medieval European chroniclers , but were not recognized as reappearances of the same object at the time . Producción: