Particle.news
Early Universe Cosmic Dawn Cosmic Microwave Background Galaxy Formation Cosmic Noon Universe Formation Galaxies Cosmic Evolution Galactic Evolution Dark Matter Galaxy Evolution Cosmic Explosions Formation of the Universe Water Formation Galaxy Maturity Origin of the Universe Baryon Acoustic Oscillations Cosmic Voids Population III Stars Epoch of Reionization Expansion Phases Cosmic Timeline Origins of the Universe Chemical Evolution Early Universe Observations Element Formation Primordial Stars Formation of Galaxies Nucleosynthesis Universe Evolution Stellar Formation Planetary Age Epoch of Reionisation
A Nature Astronomy paper reports JWST spectra that detect multi‑phase, metal‑rich outflows from three z≈7–9 galaxies and suggests early baryon cycling quickly removed pristine gas.
