Besides, I could see them not telling anyone cause of the widespread panic it would cause over something no one can do anything about.
On the other hand, if an interstellar catastrophic event were about to occur that would cause widespread panic, hysteria, and total chaos, the Democrats already would be on all of the cable news shows blaming Trump.
I could see that, while they are all safely in their bunkers hoping for the best and leaving the rest of us to fend for ourselves.