A population of ultraviolet-dim protoclusters detected in absorption

A population of ultraviolet-dim protoclusters detected in absorption

Nature, Published online: 15 June 2022; doi:10.1038/s41586-022-04681-6

Lyman-α absorption observations from the Las Campanas Observatory are used to find a population of ultraviolet-dim protoclusters that contain few galaxies compared with their analogues in cosmological simulations.
Source: Nature