High-z galaxies with the JWST and the ELT: Toward Ever-finer Detail

arXiv:2609.29072 · astro-ph.GA · Submitted 2026-09-24 · Read on arXiv

astro-ph.GA

Submitted: 2026-09-24

Updated: 2026-09-24

Terminology

• Metallicity — 8× in this paper · explained in 3 episodes
• Gravitational Lensing — 7× in this paper · explained in 2 episodes
• Abundance — 6× in this paper · explained in 1 episode
• Little Red Dots — 5× in this paper · explained in 2 episodes
• AGN — 4× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Core — 2× in this paper · explained in 2 episodes
• alpha — 2× in this paper · explained in 1 episode
• Active Galactic Nuclei — 1× in this paper
• Active Galactic Nuclei (AGN) — 1× in this paper · explained in 1 episode
• Adaptive Optics (AO) — 1× in this paper · explained in 2 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Society of Photo-Optical Instrumentation Engineers — 1× in this paper
• VLT Multi-Conjugate-Adaptive-Optics — 1× in this paper

Sources

• A Cosmic Miracle: A Remarkably Luminous Galaxy at $z_{\rm{spec}}=14.44$ Confirmed with JWST
• The nature of an ultra-faint galaxy in the cosmic Dark Ages seen with JWST
• Spectroscopic confirmation of two luminous galaxies at $z\sim14$
• JWST NIRSpec Spectroscopy of the Remarkable Bright Galaxy GHZ2/GLASS-z12 at Redshift 12.34
• Earliest Galaxies in the JADES Origins Field: Luminosity Function and Cosmic Star-Formation Rate Density 300 Myr after the Big Bang
• Spectroscopic confirmation of four metal-poor galaxies at z=10.3-13.2
• Spectroscopic confirmation of a large and luminous galaxy with weak emission lines at $\mathbf{z = 13.53}$
• Density modulated star formation efficiency: implications for the observed abundance of ultra-violet luminous galaxies at z>10
• On the stunning abundance of super-early, massive galaxies revealed by JWST
• Blue Monsters at $z>10$. Where has all their dust gone?
• Early Results from GLASS-JWST. XIX: A High Density of Bright Galaxies at $z\approx10$ in the Abell 2744 Region
• The $z \gtrsim 9$ galaxy UV luminosity function from the JWST Advanced Deep Extragalactic Survey: insights into early galaxy evolution and reionization
• Seven wonders of Cosmic Dawn: JWST confirms a high abundance of galaxies and AGNs at z $\simeq$ 9-11 in the GLASS field
• The Complete CEERS Early Universe Galaxy Sample: A Surprisingly Slow Evolution of the Space Density of Bright Galaxies at z ~ 8.5-14.5
• The galaxy UV luminosity function at $\mathbf{z \simeq 11}$ from a suite of public JWST ERS, ERO and Cycle-1 programs
• Very bright, very blue, and very red: JWST CAPERS analysis of highly luminous galaxies with extreme UV slopes at $\mathbf{z = 10}$
• A Comprehensive Study on Galaxies at z~9-16 Found in the Early JWST Data: UV Luminosity Functions and Cosmic Star-Formation History at the Pre-Reionization Epoch
• Pure Spectroscopic Constraints on UV Luminosity Functions and Cosmic Star Formation History From 25 Galaxies at $z_\mathrm{spec}=8.61-13.20$ Confirmed with JWST/NIRSpec
• Life beyond 30: probing the -20<M_UV<-17 luminosity function at 8<z<13 with the NIRCam parallel field of the MIRI Deep Survey
• The JWST Spectroscopic Properties of Galaxies at $z=9-14$

Related papers

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• Little Red Dots and Supermassive Black Hole Seed Formation in Ultralight Dark Matter Halos
• MEGATRON: how the first stars can create an iron metallicity plateau in the smallest dwarf galaxies