videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including M4.2 Solar Flare & Huge Filament Eruption October 22, 2013, Spectacular Filament Eruption & CME August 6, 2013, M6.1 Solar Flare & Huge Eruption July 5, 2012