Apollo 10 Music Behind the Moon

Apollo 10 Lunar Module (LM) Onboard Voice Transcription June 1969

04 06 13 02 LMP That music even sounds outer-spaeey, doesn't it? You hear that? That whistling sound?
04 06 13 06 CDR Yes.
04 06 13 07 LMP Who0ooooo. Say your - -
04 06 13 12 CMP Did you hear that whistling sound, too?
04 06 13 14 LMP Yes. Sounds like - you know, outer-space-type music.

04 06 13 18 CMP I wonder what it is.

04 06 13 29 LMP Mine's all burned off. isn't that weird - eerie, John?
0h 06 13 34 CMP Yes, I got it, too .... and see who was outside.

04 06 17 58 LMP Boy, that sure is weird music.
04 06 18 01 CMP We're going to have to find out about that. Nobody will believe us.
04 06 18 07 LMP Yes. It's a whistling, you know, like an outerspace-type thing.
04 06 18 10 CMP Yes .... VHF-A ...

04 07 32 53 LMP Houston, we've got you on OMNI's. You hear music, Tom? That crazy whistling?
04 07 33 00 CDR I can hear it.
04 07 33 01 LMP That's really weird.
04 07 33 02 CDR It is.