44533
At discovery , the comet had just passed perihelion and was only 0,35 AU from the Sun , shining at about + 10 mag. As of May 2015 the comet had faded below mag + 13 .
 comet, Sun
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:
 comet, Sun