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shower thoughts: Galaxies of stars are like people traveling through the cosmos together in one group. Elliptical galaxies have a direction of travel, that is

shower thoughts: Galaxies of stars are like people traveling through the cosmos together in one group. Elliptical galaxies have a direction of travel, that is why they are elliptical. A galaxy gets it first massive supernova, and a black hole is formed, and it becomes a spiral galaxy, kind of like when a seismic social event happens and everyone gets in line.

spacecadet 2y ago
shower thoughts: - bubbles in water act like black holes - the universe itself may only be a bubble among many - the multiverse looks like foam
danparsonson 2y ago
You might enjoy this if you haven't already seen it: https://youtu.be/71eUes30gwc https://youtu.be/71eUes30gwc - TL;DW black hole density decreases with increasing radius, and the average density of the observable Universe is potentially greater than that of an equivalent-sized black hole, so maybe the whole Universe is inside one...
gus_massa 2y ago
No. I tried looking for more details in https://en.wikipedia.org/wiki/Galaxy#Types_and_morphology https://en.wikipedia.org/wiki/Galaxy#Types_and_morphology but my conclussion is that it is a complicated topic.
ImHereToVote 2y ago
"Elliptical galaxies have a direction of travel, that is why they are elliptical" Huh?