..they are all engineered and nearly perfectly. Nature's infinite ratios determine the various shapes so that the flow of energy from universe to galaxy, star, planet and atomic elements continues uninterrupted.

A superficial look at Raoul's image link already illustrates that these "collisions" are made manifest by polarity relationships between these galaxies, the positioning and symmetry indicate fields at work.

Phil was poking more fun at Bostonians and Italians.

SETI is a career dead end, but at least the folks involved are doing what they love and want to do. Not all scientists can say that.

;-)