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Astronomers discover colossal ‘super spiral’ galaxies

A strange new kind of galactic beast has been spotted in the cosmic wilderness. Dubbed “super spirals,” these unprecedented galaxies dwarf our own spiral galaxy, the Milky Way, and compete in size and brightness with the largest galaxies in the universe. The galaxies have long hidden in plain sight by mimicking the appearance of typical spirals.

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Galaxy’s cannibalistic snacking habits revealed

A team of Australian and Spanish astronomers have caught a greedy galaxy gobbling on its neighbours and leaving crumbs of evidence about its dietary past. Their successful and novel approach to investigating how galaxies grow is being used in a new program to further refine the best models of galaxy evolution.