this is my favorite Wikipedia article: https://en.wikipedia.org/wiki/Timeline_of_the_far_future
Its easy to feel that everything is meaningless on long/large enough scale, even if we decide to annihilate Earth, or whole Solar system, or entire Milky way somehow. Universe will continue its dance from sub-quarks to largest filaments of galaxies unaffected and end state is as inevitable as the fact that tomorrow will happen.