"Now with us, we can freely move ourselves through physical space - that's how we fly. So, we don't have to pivot on our feet and push off the ground. We can literally push off anything, we can create our own leverage." - Omniman
Just felt like that should be quoted. No specific reason.
The original versions of the stories the Brothers Grimm wrote down were also very X-Rated. More like horror hard core porn. You can't look back on the children's stories in quite the same way after reading version 1.
Nebula already was in jail in form of a dense star, all those particles banging and fusing with each other for millennia, at some point their jail(er, the Perv. Grab Ity) couldn't contain the horny no longer. So they exploded in a beautiful galactic exhibitionism piece of the thicc kind.