The result may have been comparable to Jupiter's moon Io, the most volcanic body in the solar system. Early in the history of the solar system, a massive protoplanet plowed into a young Earth.

The Krasheninnikov volcano’s first eruption in centuries is believed to have been triggered in part by the massive earthquake ...

They examined older, lesser-known volcanic tracks from hotspots near Samoa and the Rurutu–Arago region. These hotspots have long volcanic histories stretching over 100 million years.