Nasa releases first sounds of wind on Mars
Nasa’a InSight lander touched down on Mars on 26 November after a 6-month journey in space in order to study the planet.
Scientists have estimated that the air was moving at between five and seven metres per second, or 10 to 15 mph. from the north-west to the south-east. This fits with satellite pictures that show the tracks left by dust devils travelling in the same direction.
The air pressure sensor recording has been compressed one hundred times to make the sound audible and have been raised a couple of octaves to make them more perceptible to the human ear.
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