Overmassive black holes and little red dots naturally form in simulations

Nature, Published online: 16 September 2026; doi:10.1038/s41586-026-10985-8Observations from the JWST reveal an unexpectedly abundant population of little red dots and overmassive black holes in the early Universe, which are confirmed …

Nature, Published online: 16 September 2026; doi:10.1038/s41586-026-10985-8

Observations from the JWST reveal an unexpectedly abundant population of little red dots and overmassive black holes in the early Universe, which are confirmed by their formation in fully cosmological radiation-hydrodynamic simulations.