Mysterious luminous celestial body appears in the night sky, turns out to be astronauts dumping urine.

http://image3.club.sohu.com/pic/7a/16/yuzhoub87f37772996e89b.jpg

(Note: This is already a URL and does not require translation. If you need the content of the image described, please let me know!)

If you are asking for the description of the image located at this URL, I would need further clarification or context to provide a detailed response in English. Let me know if you'd like me to describe what's in the image!