Space

GOCE: The First Seismometer in Orbit

EU–(ENEWSPF)–8 March 2013. Satellites map changes in Earth’s surface caused by earthquakes but never before have sound waves from a quake been sensed directly in space – until now. ESA’s hyper-sensitive GOCE gravity satellite has added yet another first to its list of successes.

Earthquakes not only create seismic waves that travel through Earth’s interior, but large quakes also cause the surface of the planet to vibrate like a drum. This produces sound waves that…

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