13895
The ISS has Whipple shielding to resist damage from small MMOD ; however , known debris with a collision chance over 1 / 10,000 are avoided by manoeuvring the station .
 ISS, Whipple
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 ISS, Whipple