Results 11 to 20 of about 125,059 (235)

The Large Early Galaxy Astrophysics Census (LEGA-C) Data Release 3: 3000 High-Quality Spectra of $K_s$-selected galaxies at $z>0.6$ [PDF]

open access: greenAstrophysical Journal Supplement Series, 2021
We present the third and final data release of the Large Early Galaxy Astrophysics Census (LEGA-C), an ESO/Very Large Telescope public spectroscopic survey targeting 0.6 < z < 1.0, Ks -selected galaxies.
Arjen van der Wel   +21 more
semanticscholar   +5 more sources

Groups of galaxies in the Center for Astrophysics redshift survey

open access: yesThe Astrophysical Journal, 1989
By applying the Huchra and Geller (1982) objective group identification algorithm to the Center for Astrophysics' redshift survey, a catalog of 128 groups with three or more members is extracted, and 92 of these are used as a statistical sample. A comparison of the distribution of group centers with the distribution of all galaxies in the survey ...
Massimo Ramella   +2 more
openaire   +2 more sources

Atomic Hydrogen in the Milky Way: A Stepping Stone in the Evolution of Galaxies [PDF]

open access: yesAnnual Review of Astronomy and Astrophysics, 2023
Atomic hydrogen (Hi) is a critical stepping stone in the gas evolution cycle of the interstellar medium (ISM) of the Milky Way. Hi traces both the cold, premolecular state before star formation and the warm, diffuse ISM before and after star formation ...
N. McClure-Griffiths   +2 more
semanticscholar   +1 more source

The Cold Interstellar Medium of Galaxies in the Local Universe [PDF]

open access: yesAnnual Review of Astronomy and Astrophysics, 2022
The cold interstellar medium (ISM) plays a central role in the galaxy evolution process. It is the reservoir that fuels galaxy growth via star formation, the repository of material formed by these stars, and a sensitive tracer of internal and external ...
A. Saintonge, B. Catinella
semanticscholar   +1 more source

Diagnosing Turbulence in the Neutral and Molecular Interstellar Medium of Galaxies [PDF]

open access: yesPublications of the Astronomical Society of the Pacific, 2021
Magnetohydrodynamic (MHD) turbulence is a crucial component of the current paradigms of star formation, dynamo theory, particle transport, magnetic reconnection, and evolution of structure in the interstellar medium (ISM) of galaxies.
B. Burkhart
semanticscholar   +1 more source

Cosmic ray feedback in galaxies and galaxy clusters [PDF]

open access: yesThe Astronomy and Astrophysics Review, 2023
Understanding the physical mechanisms that control galaxy formation is a fundamental challenge in contemporary astrophysics. Recent advances in the field of astrophysical feedback strongly suggest that cosmic rays (CRs) may be crucially important for our
M. Ruszkowski, C. Pfrommer
semanticscholar   +1 more source

Robust Field-level Likelihood-free Inference with Galaxies [PDF]

open access: yesAstrophysical Journal, 2023
We train graph neural networks to perform field-level likelihood-free inference using galaxy catalogs from state-of-the-art hydrodynamic simulations of the CAMELS project.
Natal'i S. M. de Santi   +14 more
semanticscholar   +1 more source

EVOLUTION OF THE STARS AND GAS IN GALAXIES. [PDF]

open access: yes, 2022
Essentially everything of astronomical interest is either part of a galaxy, or from a galaxy, or otherwise relevant to the origin or evolution of galaxies. Diverse examples are that the isotropic composition of meteorites provides clues to the history of
B. Tinsley
semanticscholar   +1 more source

Black in galaxy astrophysics [PDF]

open access: hybridNature Astronomy
Devontae C. Baxter   +5 more
openalex   +2 more sources

ASTROPHYSICS

open access: yesInternational Journal of Innovative Research in Information Security, 2023
Astrophysics is a branch of space science that applies the laws of physics and chemistry to seek to understand the universe and our place in it. The field explores topics such as the birth, life and death of stars, planets, galaxies, nebulae and other ...
P. V   +3 more
semanticscholar   +1 more source

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