Did you see the movie Contact?
This is an interference I picked up from a nearby computer network card, kind of similar... spooky :-)
AO-16 amateur satellite reception.
A couple of sound files
of russians living on the MIR space station,
When meteors enter the atmosphere you can hear radio signals bounce from the ionized atmosphere, 1 & 2
at 55.250MHz and 49.740MHz and sound like a ping.
PCR-1000 receiving an FLTSATCOM satellite telemetry signal.
Shortwave reception of SSTV images by radio amateurs.