Cosmic Webs, Hidden Galaxies, and Political Turbulence: This Week’s Space News Will Change How You See the Universe / Updated: 2025, July 13th, 00:01 CET
Konstantinos Migkas and colleagues mapped a 23-million-light-year cosmic web filament at 10 million degrees, using the Sunyaev-Zel’dovich effect and Planck data. The structure is over 20 times the size of the Milky Way. This detection confirms the existence of hot, diffuse filaments connecting galaxy clusters.