In 7176 BCE, the Sun erupted in what may be the biggest blast in 10,000 years

The Universe is scary. There are dangers galore, including black holes, asteroid impacts, supernova explosions, and more. However these events tend to be far away and/or extremely rare, so they're nothing you really need to worry about in your daily life.

And then there are solar storms. If there's any astronomical event we need to take very, very seriously, even more than asteroid and comet impacts, it's these.