The time thing is interesting, but I feel like no one talks much about the appearance of passing objects. That is, I wonder how the image of a passing celestial object might distort due to length contraction and any other effects. I’m still trying to understand that. This article seems pretty digestible, so far.
A Mysterious Wave-Like Structure in Our Galaxy Found to Be Slowly Slithering (www.sciencealert.com) angielski
What would happen if you moved at the speed of light? (www.space.com) angielski