Things like Magnetars. Quick example. SGR 1806-20, a magnetron 50k light years away-half way across our galaxy- threw a temper tantrum that affected our planet and satellites. Ionizing part of the atmosphere and blinding some satellite sensors. 50... thousand... light years...

And also the vasteness...

Very cool link here⬇️

https://joshworth.com/dev/pixelspace/pixelspace_solarsystem.html