Imagine being able to watch up close what it looks like for galaxies to collide?![]()
Start's around 2:52. I wish I could see that with my own two

Imagine being able to watch up close what it looks like for galaxies to collide?![]()
Suns generate their own light without gathering any, there's also fluorescence where electromagnetic radiation is turned into light and bio-luminescence where living things make their own light.
Hopefully or ancestors get to travel through it.
Start's around 2:52. I wish I could see that with my own two![]()