In the event of an asteroid heading to Earth and likely to cause catastrophic damage, an Armageddon-style nuclear explosion may well be our best line of defence. But would doing so lead the way to potential space-based nuclear apocalypse instead?
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2014/asteroid.jpg)
Source:
https://phys.org/news/2019-04-asteroid-nuking.html