(CNN) – It's a sound that's out of this world. NASA records a song emitted by the planet Earth, beamed back by a NASA spacecraft.
The sound is called a chorus.
NASA describes that as an electromagnetic phenomenon caused by plasma waves in Earth's radiation belts.
The space agency sent two probes into space in August to learn more about these emissions.
So many of you are getting ready to travel to see loved ones for the holidays or perhaps just take a family trip.
Everybody loves those holiday lights and displays, but if you're not careful they can quickly turn into a Christmas disaster.
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