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Intergalactic Gas

All articles tagged with #intergalactic gas

Cosmic Web in Sharp Focus: Direct Picture Maps the Universe’s Hidden Gas Highways
astronomy10 days ago

Cosmic Web in Sharp Focus: Direct Picture Maps the Universe’s Hidden Gas Highways

Astronomers using the VLT's MUSE instrument captured the clearest image yet of a cosmic filament—about 3 million light-years long—connecting two actively forming galaxies when the universe was ~2 billion years old. The direct detection of faint intergalactic gas, traveling roughly 12 billion years to Earth, aligns with simulations and offers new insight into how gas flows through the cosmic web to fuel galaxy growth and star formation.

MOTHRA sprint starts: 1,140 lenses to map the cosmic web
innovation2 months ago

MOTHRA sprint starts: 1,140 lenses to map the cosmic web

Construction has begun on MOTHRA, the world’s largest all-lens telescope, which uses 1,140 Canon telephoto lenses as a distributed aperture to detect faint hydrogen gas linking galaxies and map the cosmic web, revealing the distribution of dark matter. Built at the El Sauce Observatory in Chile, it aims to begin scientific observations by the end of 2026, funded by Alex Gerko and Convergent Research as part of the Dragonfly FRO initiative.