The Mars InSight Lander has noticed a quake on the planet.
The News: On its 128th day on the Red Planet, the lander has picked up the first clear sign of vibration inside Mars. The measured small seismic activity was similar to the movement observed during the Apollo missions on the Moon.
Background: The InSight Lander arrived in November last year with the target on Mars Further information about the interior of our planetary neighbor. The crucial piece of hardware, an extremely sensitive seismometer from the French space agency CNES, has been listening since December. The first signal of an earthquake was taken on 6th April.