MUSIC OF THE STARS
Jun 20, 2019
4 minutes
What does a star sound like? It might seem like a strange question, but every star in the sky is generating sound waves, even if we can’t hear them across light years of vacuum. What’s more, these stellar waves have frequencies much too low for human hearing – periods of minutes to hours compared to the 20 to 20,000 cycles per second our ears can pick up.
In effect, these soundwaves are the same as the seismic waves that cause earthquakes on our own planet – most earthquakes are triggered in Earth’s relatively thin outer crust, and similarly stellar seismic waves are generated by the churning of huge masses of gas in the upper layers
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