Other sources do exist but the most chilling account comes from the Judica-Cordiglia brothers, two Italian amateur radio operators who claim to have recorded secret radio transmissions from an unknown cosmonaut in space as he slowly suffocated.

其他消息来源确实存在， 但最令人毛骨悚然的说法来自 Judica-Cordiglia 兄弟，他们是两名意大利业余无线电操作员， 他们声称记录了一位不知名的宇航员在太空中慢慢窒息时的秘密无线电传输。