World ‘Mars quake’: Here’s what the first tremor on the red planet sounds like April 23, 2019April 24, 2019Doyle Rice, USA TODAYComments Off on ‘Mars quake’: Here’s what the first tremor on the red planet sounds like The first "Marsquake" has been detected. The finding "officially kicks off a new field: Martian seismology!," said Bruce Banerdt of NASA.