79193
confirming a prediction by Eugene Parker , and the cosmic dust density is much lower than the near-Earth region .
 Eugene Parker
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:
 Eugene Parker