Science Daily·3 min read·medium

Webb’s mysterious little red dots may be hiding entire galaxies

Webb’s mysterious little red dots may be hiding entire galaxies
AI Summary

Astronomers using the James Webb Space Telescope have been puzzled by 'little red dots' (LRDs) in the early universe, initially thought to be supermassive black holes. New research suggests these LRDs might actually be entire galaxies, with their surrounding structures too faint to detect at extreme distances, leading to an observational bias.

Since NASA's James Webb Space Telescope first revealed little red dots (LRDs) in 2022, astronomers have been trying to determine exactly what these strange objects are. The compact, extremely distant red sources appear throughout the early universe, but their true nature has remained difficult to explain.

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