On 13/07/2016 5:25 PM, Mandy Liefbowitz wrote:
Could we be seeing a collision? By random chance, the moment when
three galaxies just happen to be passing through each other on their
way to their own individual destinies?
Well, two galaxies and a gas cloud, a Voorwerp.

Well, definitely a collision, probably one or two moderate sized dwarf
galaxies being pulled apart by the central elliptical galaxy and turning
into the elliptical's spiral arms.

Yousuf Khan