PLEASE READ THE TEXT AT THE START! TurboWarp recommended: https://turbowarp.org/1266857148/fullscreen Press space to hide/show variables. On Scratch the ideal number of particles is 50-200, but you could go with 300-1000 on TurboWarp.
Credits to @Yim_the_Muon for the music: 10-Neon-Ne: https://scratch.mit.edu/projects/1222959400 111-Roentgenium-Rg: https://scratch.mit.edu/projects/1210582632 14-Silicon-Si: https://scratch.mit.edu/projects/1227307953 Image in thumbnail taken from Hubble: https://science.nasa.gov/missions/hubble/hubble-revisits-the-veil-nebula/