Don't be depressed....
such is life.
"The universe is, and does as it wants, not as you or I want." N. Hoffman.
Who knows, perhaps all of this will facilitate the creation of an entirely new universe(s).
We are still infants in our understanding of the unvierse. We haven't even sent anything beyond our own puny solar system.
And Dark Matter???????
What if there is no starting or ending point (though we like to think in those terms)
The universe is a positive place and we are lucky to have a place in it.
Do the best with the time you have Delbert.
See ya, VINCE