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An " eclipse " is an astronomical event that occurs when an astronomical object or spacecraft is temporarily obscured , by passing into the shadow of another body or by having another body pass between it and the viewer .
 astronomical object
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 astronomical object