The James Webb space telescope mission

JP Gardner, JC Mather, R Abbott, JS Abell… - Publications of the …, 2023 - iopscience.iop.org
We summarize the history, concept, scientific program, and technical performance of the
James Webb Space Telescope (JWST, Webb; Gardner et al. 2006). This paper points to and …

The onset of bar formation in a massive galaxy at z ∼ 3.8

A Amvrosiadis, S Lange, JW Nightingale… - Monthly Notices of …, 2025 - academic.oup.com
We examine the morphological and kinematical properties of SPT-2147, a strongly lensed,
massive, dusty, star-forming galaxy at. Combining data from JWST, Hubble Space …

Stacking and Analyzing MOSDEF Galaxies by Spectral Types: Implications for Dust Geometry and Galaxy Evolution

B Lorenz, M Kriek, AE Shapley… - The Astrophysical …, 2024 - iopscience.iop.org
We examine star formation and dust properties for a sample of 660 galaxies at 1.37≤ z≤
2.61 in the MOSDEF survey by dividing them into groups with similarly shaped spectral …

Primordial Rotating Disk Composed of 15 Dense Star-Forming Clumps at Cosmic Dawn

S Fujimoto, M Ouchi, K Kohno, F Valentino… - arXiv preprint arXiv …, 2024 - arxiv.org
Early galaxy formation, initiated by the dark matter and gas assembly, evolves through
frequent mergers and feedback processes into dynamically hot, chaotic structures. In …

Biases in galaxy spectral analysis from strong lensing differential magnification effect and correction methods

W Xu, D Xu, X Er, J Ge - Monthly Notices of the Royal …, 2025 - academic.oup.com
Strong gravitational lensing has significantly advanced the study of high-redshift galaxies,
but the differential magnification effect inevitably introduces biases in the spectral analysis of …

The Sunburst Arc with JWST. III. An Abundance of Direct Chemical Abundances

B Welch, TE Rivera-Thorsen, JR Rigby… - The Astrophysical …, 2025 - iopscience.iop.org
We measure the gas-phase abundances of the elements He, N, O, Ne, S, Ar, and Fe in an
individual H ii region known to be leaking Lyman-continuum photons in the Sunburst Arc, a …

Strong-lensing Analysis of SPT-CL J2325− 4111 and SPT-CL J0049− 2440, Two Powerful Cosmic Telescopes (RE> 40 ″) from the SPT Clusters Sample

G Mahler, K Sharon, M Bayliss, LE Bleem… - The Astrophysical …, 2025 - iopscience.iop.org
We report the results from a study of two massive (M 500c> 6.0× 10 14 M⊙) strong-lensing
clusters selected from the South Pole Telescope cluster survey for their large Einstein radius …

ESCAPE project. CAPyBARA: a Roman Coronagraph simulator for post-processing methods development

L Altinier, É Choquet, A Vigan… - Space Telescopes and …, 2024 - spiedigitallibrary.org
The Roman Coronagraph Instrument will be the first space facility equipped with deformable
mirrors (DMs). These will lead to reach a contrast of 10− 8 or better in a dark hole between …