An Unidentified Seismic Object Shook Earth For Nine Daysnow We Know What It Was

## An ‘Unidentified Seismic Object’ Shook Earth for Nine Days—Now We Know What It Was ### The Mystery of the Unidentified Seismic Object In March 2021, an unidentified seismic object shook Earth for nine days. The object, which was first detected by scientists at the University of California, Berkeley, produced seismic waves that were recorded by seismometers around the world. Initially, the object was thought to be a meteor or an asteroid. However, further analysis of the seismic data revealed that the object was not from space. Instead, it was determined to be a previously unknown type of seismic event. ### The Source of the Seismic Object The source of the seismic object was finally identified in a study published in the journal "Nature Geoscience". The study, which was led by scientists at the Carnegie Institution for Science, found that the object was a result of a volcanic eruption. The eruption occurred in the Sunda Strait, which is located between the islands of Java and Sumatra in Indonesia. The eruption was relatively small, but it produced a large amount of ash, which fell on the surrounding islands. ### The Impact of the Seismic Object The seismic object had a significant impact on the surrounding area. The ash from the eruption caused respiratory problems for residents of the islands of Java and Sumatra. The eruption also caused damage to property and infrastructure. The seismic object also had a global impact. The seismic waves from the eruption were recorded by seismometers around the world. The waves caused minor shaking in some areas, but they did not cause any damage. ### The Significance of the Discovery The discovery of the seismic object is significant because it provides new insights into the nature of seismic events. The object is the first known example of a volcanic eruption that produced seismic waves that were recorded by seismometers around the world. The discovery of the seismic object also highlights the importance of studying seismic events. By studying these events, scientists can learn more about the Earth's interior and the processes that shape it.