Results 151 to 160 of about 12,211 (252)

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

Discovery of Latent Star Formation in the Extended H i Gas around the Local Group Dwarf Irregular Galaxy NGC 6822 [PDF]

open access: bronze, 2003
Yutaka Komiyama   +16 more
openalex   +1 more source

Relationships between Polycyclic Aromatic Hydrocarbons, Small Dust Grains, H2, and H i in Local Group Dwarf Galaxies NGC 6822 and WLM Using JWST, ALMA, and the VLA

open access: yesThe Astrophysical Journal
We present 0.6–3.2 pc resolution mid-infrared (MIR) JWST images at 7.7 μ m (F770W) and 21 μ m (F2100W) covering the main star-forming regions of two of the closest star-forming low-metallicity dwarf galaxies, NGC 6822 and Wolf–Lundmark–Melotte (WLM). The
Ryan Chown   +29 more
doaj   +1 more source

Imaging of I Zw 18 by JWST. I. Detecting Dusty Stellar Populations

open access: yesThe Astronomical Journal
We present a JWST imaging survey of I Zw 18, the archetypal extremely metal-poor, star-forming (SF), blue compact dwarf galaxy. With an oxygen abundance of only ∼3% Z _⊙ , it is among the lowest-metallicity systems known in the local Universe, and is ...
Alec S. Hirschauer   +19 more
doaj   +1 more source

Numerical simulations of expanding supershells in dwarf irregular galaxies [PDF]

open access: bronze, 2004
E. I. Vorobyov   +3 more
openalex   +1 more source

The origin of ultra diffuse galaxies: stellar feedback and quenching. [PDF]

open access: yesMon Not R Astron Soc, 2018
Chan TK   +7 more
europepmc   +1 more source

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