What astrophysical process can a supernova shockwave trigger in the surrounding environment decades or centuries later?

Answer

New star formation

The compression and heating of rich gas and dust clouds caused by the supernova shock can trigger new star formation in the compressed gas shells long after the initial blast has subsided.

What astrophysical process can a supernova shockwave trigger in the surrounding environment decades or centuries later?

#Videos

After A Supernova Event, What Is Left Behind? - Physics Frontier

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