Showing 2023 · astro-ph.GAShow all

43 papers · 2 filters

astro-ph.GA2023★ 3 cited

Mapping Physical Conditions in Neighboring Hot Cores: NOEMA Studies of W3(HO) and W3(OH)

Morgan M. Giese, Will E. Thompson, Dariusz C. Lis +1

The complex chemistry that occurs in star-forming regions can provide insight into the formation of prebiotic molecules at various evolutionary stages of star formation. To study t…

astro-ph.GA2023★ 8 cited

The AGN fraction in high-redshift protocluster candidates selected by Planck and Herschel

Caleb Gatica, Ricardo Demarco, Hervé Dole +4

A complete understanding of the mass assembly history of structures in the universe requires the study of the growth of galaxies and their supermassive black holes (SMBHs) as a fun…

astro-ph.GA2023★ 14 cited

JWST and ALMA discern the assembly of structural and obscured components in a high-redshift starburst galaxy

Zhaoxuan Liu, John D. Silverman, Emanuele Daddi +27

We present observations and analysis of the starburst, PACS-819, at z=1.45 ( M), using high-resolution (; 0.8 kpc) ALMA and multi-wav…

astro-ph.GA2023★ 1 cited

Cold atomic gas identified by HI self-absorption. Cold atomic clouds toward giant molecular filaments

J. Syed, H. Beuther, P. F. Goldsmith +10

Stars form in the dense interiors of molecular clouds. The dynamics and physical properties of the atomic interstellar medium (ISM) set the conditions under which molecular clouds…

astro-ph.GA2023★ 17 cited

The COSMOS-Web ring: in-depth characterization of an Einstein ring lensing system at z~2

W. Mercier, M. Shuntov, R. Gavazzi +34

Aims. We provide an in-depth analysis of the COSMOS-Web ring, an Einstein ring at z=2 that we serendipitously discovered in the COSMOS-Web survey and possibly the most distant lens…

astro-ph.GA2023★ 2 cited

Dark Energy Survey Year 6 Results: Intra-Cluster Light from Redshift 0.2 to 0.5

Yuanyuan Zhang, Jesse B. Golden-Marx, Ricardo L. C. Ogando +46

Using the full six years of imaging data from the Dark Energy Survey, we study the surface brightness profiles of galaxy cluster central galaxies and intra-cluster light. We apply…

astro-ph.GA2023★ 1 cited

Statistical Prediction of [CII] Observations by Constructing Probability Density Functions using SOFIA, Herschel, and Spitzer Observations

Young Min Seo, Karen Willacy, Umaa Rebbapragada

We present a statistical algorithm for predicting the [CII] emission from Herschel and Spitzer continuum images using probability density functions between the [CII] emission and c…

astro-ph.GA2023★ 12 cited

Alignment of dense molecular core morphology and velocity gradients with ambient magnetic fields

A. Pandhi, R. K. Friesen, L. Fissel +15

Studies of dense core morphologies and their orientations with respect to gas flows and the local magnetic field have been limited to only a small sample of cores with spectroscopi…

astro-ph.GA2023★ 2 cited

Structure of the W3A Low Density Foreground Region

Paul F. Goldsmith, William D. Langer, Youngmin Seo +5

We present analysis of OI 63 micron and CO = 5-4 and 8-7 multi-position data in the W3A region and use it to develop a model for the extended low-density foreground gas that pr…

astro-ph.GA2023★ 2 cited

Comparing Complex Chemistry in Neighboring Hot Cores: NOEMA Studies of W3(HO) and W3(OH)

Will E. Thompson, Morgan M. Giese, Dariusz C. Lis +1

Presented here are NOEMA interferometric observations of the neighboring hot cores W3(HO) and W3(OH). The presence of two star-forming cores at different evolutionary stages…

astro-ph.GA2023★ 14 cited

An Overdensity of Lyman Break Galaxies Around the Hot Dust-Obscured Galaxy WISE J224607.56052634.9

Dejene Zewdie, Roberto J. Assef, Chiara Mazzucchelli +8

We report the identification of Lyman Break Galaxy (LBG) candidates around the most luminous Hot Dust-Obscured Galaxy (Hot DOG) known, WISE J224607.56052634.9 (W22460526) at…

astro-ph.GA2023★ 24 cited

Improving the selection of changing-look AGNs through multi-wavelength photometric variability

E. López-Navas, P. Sánchez-Sáez, P. Arévalo +13

We present second epoch optical spectra for 30 changing-look (CL) candidates found by searching for Type-1 optical variability in a sample of active galactic nuclei (AGNs) spectros…

astro-ph.GA2023★ 43 cited

Direct observational evidence of the multi-scale, dynamical mass accretion toward a high-mass star forming hub-filament system

Dongting Yang, Hong-Li Liu, Anandmayee Tej +28

There is growing evidence that high-mass star formation and hub-filament systems (HFS) are intricately linked. The gas kinematics along the filaments and the forming high-mass star…

astro-ph.GA2023★ 3 cited

ALMA Survey of Orion Planck Galactic Cold Clumps (ALMASOP): A forming quadruple system with continuum `ribbons' and intricate outflows

Qiu-yi Luo, Tie Liu, Aaron T. Lee +31

One of the most poorly understood aspects of low-mass star formation is how multiple-star systems are formed. Here we present the results of Atacama Large Millimeter/submillimeter…

astro-ph.GA2023★ 26 cited

SOFIA/HAWC+ Far-InfraRed Polarimetric Large Area CMZ Exploration (FIREPLACE) Survey I: General Results from the Pilot Program

Natalie O. Butterfield, David T. Chuss, Jordan A. Guerra +9

We present the first data release (DR1) of the Far-Infrared Polarimetric Large Area CMZ Exploration (FIREPLACE) survey. The survey was taken using the 214-micron band of the HAWC+…

astro-ph.GA2023★ 4 cited

A VLBI Proper Motion Analysis of the Recoiling Supermassive Black Hole Candidate Mrk 1018

Gregory Walsh, Sarah Burke-Spolaor, T. Joseph W. Lazio

Mrk 1018 is a nearby changing-look AGN that has oscillated between spectral Type 1.9 and Type 1 over a period of 40 years. Recently, a recoiling supermassive black hole (rSMBH) sce…

astro-ph.GA2023★ 14 cited

A panoptic view of the Taurus molecular cloud I. The cloud dynamics revealed by gas emission and 3D dust

J. D. Soler, C. Zucker, J. E. G. Peek +14

We present a study of the three-dimensional (3D) distribution of interstellar dust derived from stellar extinction observations toward the Taurus molecular cloud (MC) and its relat…

astro-ph.GA2023★ 14 cited

The JCMT BISTRO Survey: Studying the Complex Magnetic Field of L43

Janik Karoly, Derek Ward-Thompson, Kate Pattle +155

We present observations of polarized dust emission at 850 m from the L43 molecular cloud which sits in the Ophiuchus cloud complex. The data were taken using SCUBA-2/POL-2 on th…

astro-ph.GA2023★ 16 cited

Intracluster light in the core of z~2 galaxy proto-clusters

S. V. Werner, N. A. Hatch, J. Matharu +5

Intracluster light is thought to originate from stars that were ripped away from their parent galaxies by gravitational tides and galaxy interactions during the build up of the clu…

astro-ph.GA2023★ 22 cited

A Census of WISE-selected Dual and Offset AGN Across the Sky: New Constraints on Merger-Driven Triggering of Obscured AGN

R. Scott Barrows, Julia M. Comerford, Daniel Stern +1

Pairs of galaxies hosting active galactic nuclei (AGN) are powerful probes of merger-driven supermassive black hole (SMBH) growth as they can resolve individual AGN and trace merge…

astro-ph.GA2023★ 3 cited

Updated Inventory of Carbon Monoxide in The Taurus Molecular Cloud

Yan Duan, Di Li, Laurent Pagani +4

The most extensive survey of carbon monoxide (CO) gas in the Taurus molecular cloud relied on CO and CO emission only, distinguishing the region w…

astro-ph.GA2023★ 10 cited

Discovery of a Low-Redshift Hot Dust-Obscured Galaxy

Guodong Li, Chao-Wei Tsai, Daniel Stern +10

We report the discovery of the hyperluminous, highly obscured AGN WISE J190445.04+485308.9 (W1904+4853 hereafter, ) at z=0.415. Its well-s…

astro-ph.GA2023★ 10 cited

Euclid preparation. XXVII. A UV-NIR spectral atlas of compact planetary nebulae for wavelength calibration

Euclid Collaboration, K. Paterson, M. Schirmer +201

The Euclid mission will conduct an extragalactic survey over 15000 deg of the extragalactic sky. The spectroscopic channel of the Near-Infrared Spectrometer and Photometer (NIS…

astro-ph.GA2023★ 91 cited

A SPectroscopic survey of biased halos In the Reionization Era (ASPIRE): JWST Reveals a Filamentary Structure around a z=6.61 Quasar

Feige Wang, Jinyi Yang, Joseph F. Hennawi +56

We present the first results from the JWST ASPIRE program (A SPectroscopic survey of biased halos In the Reionization Era). This program represents an imaging and spectroscopic sur…