12K views · 778 reactions | Sound on!  In 2020, NASA’s Parker Solar Probe flew through Venus’ upper atmosphere and detected a natural radio signal. The data – sonified below – shows the atmosphere was thinner at that time, during a lull in the Sun’s activity cycle. Studying how Venus’ atmosphere responds to the Sun will help scientists better understand how our twin planet became so inhospitable: https://go.nasa.gov/3s54j0a #VisionsOfVenus | NASA Space Alerts | Facebook