Results 141 to 150 of about 12,408 (264)

NEAR-INFRARED PHOTOMETRY OF THE STAR CLUSTERS IN THE DWARF IRREGULAR GALAXY IC 5152 [PDF]

open access: bronze, 2006
Jaemann Kyeong   +4 more
openalex   +1 more source

Galaxies Going Bananas: Inferring the 3D Geometry of High-redshift Galaxies with JWST-CEERS

open access: yesThe Astrophysical Journal
The 3D geometries of high-redshift galaxies remain poorly understood. We build a differentiable Bayesian model and use Hamiltonian Monte Carlo to efficiently and robustly infer the 3D shapes of star-forming galaxies in James Webb Space Telescope Cosmic ...
Viraj Pandya   +55 more
doaj   +1 more source

The Dwarf Irregular Galaxy NGC 6822. II. Young, Intermediate and Old Stellar Populations: Comparison between Theory and Observations

open access: yesThe Astrophysical Journal
This paper presents a quantitative analysis of the stellar content in the Local Group dwarf irregular galaxy NGC 6822 by comparing stellar evolution models and observations in color–magnitude diagrams (CMDs) and color–color diagrams (CC-Ds). Our analysis
Maria Tantalo   +16 more
doaj   +1 more source

The faint outer regions of the Pegasus dwarf irregular galaxy: a much larger and undisturbed galaxy [PDF]

open access: bronze, 2009
A. Y. Kniazev   +5 more
openalex   +1 more source

Stellar Populations and Molecular Gas Composition in the Low-metallicity Environment of WLM

open access: yesThe Astronomical Journal
We investigate the stellar populations and molecular gas properties of a star-forming region within the dwarf irregular (dIrr) galaxy Wolf–Lundmark–Mellote (WLM).
Haylee N. Archer   +10 more
doaj   +1 more source

Dark matter in low mass surface density galaxies

open access: yes, 2007
Low mass surface density spiral and irregular galaxies like low surface brightness (LSB) and dwarf galaxies are unique laboratories to study the dynamical properties of Dark Matter halos because their mass is generally dominated by dark matter at all ...
Amram, Philippe   +2 more
core   +1 more source

Probing the Relationship Between Early Star Formation and CO in the Dwarf Irregular Galaxy WLM with JWST

open access: yesThe Astronomical Journal
Wolf–Lundmark–Melotte (WLM) is a Local Group dwarf irregular (dIrr) galaxy with a metallicity 13% of solar. At 1 Mpc, the relative isolation of WLM provides a unique opportunity to investigate the internal mechanisms of star formation at low ...
Haylee N. Archer   +7 more
doaj   +1 more source

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