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美国太空总署（NASA）的专项小组公布对800次神秘现象的调查结果：有些不明飞行物其实是卡通气球，有些则仍然是个谜。bbc.in/3P71fhh (https://bbc.in/3P71fhh)

https://nitter.moomoo.me/pic/card_img%2F1664180267743887361%2F8lzbkSp3%3Fformat%3Djpg%26name%3D800x419

https://nitter.moomoo.me/bbcchinese/status/1664180266493943808#m