Space has no properties.
A 'wave' is not a thing, waving is something a thing might do.
'Gravity waves' don't exist.
Photons don't exist.
Electrons don't exist.
All that energy at CERN is moving in one direction. (Nothing collides).
Every time 'black holes' are disproved , the priests adjust the math and wheel out a new 'type' of 'black hole'.
Black holes do not exist AS DESCRIBED, (yes, I saw the 'picture').
They are all fantasy, every one.
As I write this, the Easter Bunny is brutally fist fucking Santa Claus like he was the last bitch on the cell block.
Sorry, but your'e old enough to know the truth.