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Galaxies564 articles archived since 1845

Naked Singularities

The black hole has a troublesome sibling, the naked singularity. Physicists have long thought—hoped—it could never exist. But could it?

— Pankaj S. Joshi

Black Stars, Not Holes

Quantum effects may prevent true black holes from forming and give rise instead to dense entities called black stars

— Carlos Barcel*amp*oacute;, Stefano Liberati, Sebastiano Sonego and Matt Visser
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