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Anna-Christina Eilers

2 articles · 30 co-authors · latest: 2026-07-02

Fog Passes Off Tiny Black Holes as Giants

The Webb telescope spotted red dots that look like galactic cores with enormous black holes. But a fresh analysis suggests they might be modest-sized objects wrapped in a dense gas cocoon. Just as fog makes a lantern seem like a huge red ball, the gas distorts our estimates. Inside, there may not be
arXiv:2606.30711 · 2026-06-29

Cosmic Cocoons: MEOW's Infrared Hunt Reveals the Secret Growth of Black Holes

In a new study presented in the MEOW survey, astronomers used the MIRI infrared camera on the James Webb Space Telescope to search for dust-obscured active galactic nuclei from an era when the Universe was less than a billion years old. Analyzing the emission from hot dust allowed them to identify 1
arXiv:2607.02666v1 · 2026-07-02