The Haunting Sounds of the Silent Vacuum: Terrifying Plasma Waves and Celestial Chorus Revealed

2023-11-06 10:34:03
The vacuum of space is supposed to be silent. There, where the atoms are too far apart to propagate sound waves, any sound is silenced before it begins. But this does not mean that no sound can be extracted. In fact, if we could just hear it, some solar system objects would emit a deafening noise. Plasma waves can also be transformed around them. Plasma waves are formed when electrons become trapped in magnetic field lines around large objects such as planets, and move downward in a spiral. If we convert the frequencies of plasma waves into sound, we can hear their “terrifying screams.” For example, The Sun must be positively roaring as its surface oscillates with convection cells constantly rising and falling.NASA Just Released Haunting Recordings From The Solar System ScienceAlert (@ScienceAlert) November 1, 2023 Scientists estimated that if sound could propagate through space, We can hear the sound of the sun as a continuous roar with a strength of 100 decibels. The first sounds from space were recorded by astronomer Karl Goethe Jansky in 1932, when he built a rotating radio telescope called Jansky’s Merry-Go-Round, which is designed to detect a frequency range identified from radio waves. When his data began to arrive, a continuous “hissing” appeared in the background. Jansky discovered that it was not random noise, but the sound of the heart of the Milky Way itself. When we began sending probes into space with the launch of Sputnik in 1957, we began to Get more data. The equipment used includes instruments designed to capture invisible forms of light, as well as plasma waves in the sometimes chaotic environments around the planets of the solar system. Radio waves are not sound, they are a form of light in which audio data can be encoded, and when Picked up by a receiver, they are converted back into sound. Plasma waves orbiting planets can also generate interesting chirps and whistles known as a “chorus.” Earth’s voice can sound like the sound of birds or whales. Saturn, with its complex system of moons and rings, sounds like a soundtrack from a weird science fiction movie from the 1950s. Even Jupiter’s moons have their own complex sound files. NASA has compiled a collection of its audio, in a playlist that you can listen to on the NASA Science website. Follow us on social media Related articles
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