Unstoppable force-carrying particles can't interact with immovable matter by definition.

xkcd

Unstoppable Force and Immovable Object

Rümeysa Öztürk was grabbed off the street in my town one month ago.

xkcd

PhD Timeline

We haven't actually seen a star fall in since we invented telescopes, but I have a list of ones I'm really hoping are next.

xkcd

Stargazing 4