Apollo 10’s Mysterious ‘Moon Music’ Was Radio Interference | Video

Every decade or so, someone “rediscovers” that moon-bound astronauts heard some whining “musical” audio in their headphones, on a couple of the early Apollo missions. These sounds were most likely frequency-sweeping radio interference from the VHF rangefinder used to help the Apollo Command Module and Lunar Module keep track of one another. Presented here: Excerpts from the Apollo-10 in-flight recordings in which the crew make reference to these events. 'Music' Heard by Apollo 10 Astronauts Not from Aliens

credit : NASA / Space.com
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