Here's an excellent article by Scientific American, discussing the implications and consequences if a nova or neutron star merger ever occurred in our stellar neighborhood:
https://www.scientificamerican.com/...star-collision-could-cause-calamity-on-earth/
Definitely worth a reading for any self-respecting nerd.
https://www.scientificamerican.com/...star-collision-could-cause-calamity-on-earth/
Definitely worth a reading for any self-respecting nerd.