Astrophysics - astrophysics of galaxies

A high black-hole-to-host mass ratio in a lensed AGN in the early Universe
Early JWST observations have uncovered a population of red sources that might represent a previously overlooked phase of supermassive …
Lukas J. Furtak, Ivo Labbe, Adi Zitrin, Jenny E. Greene, Pratika Dayal, Iryna Chemerynska, Vasily Kokorev, Tim B. Miller, Andy D. Goulding, Anna de Graaff, Rachel Bezanson, Gabriel B. Brammer, Sam E. Cutler, Joel Leja, Richard Pan, Sedona H. Price, Bingjie Wang, John R. Weaver, Katherine E. Whitaker, Hakim Atek, Ákos Bogdán, Stéphane Charlot, Emma Curtis-Lake, Pieter van Dokkum, Ryan Endsley, Robert Feldmann, Yoshinobu Fudamoto, Seiji Fujimoto, Karl Glazebrook, Stéphanie Juneau, Danilo Marchesini, Micheal V. Maseda, Erica Nelson, Pascal A. Oesch, Adèle Plat, David J. Setton, Daniel P. Stark, Christina C. Williams
Cite DOI arXiv
Quantifying the Effects of Known Unknowns on Inferred High-redshift Galaxy Properties: Burstiness, IMF, and Nebular Physics
The era of the James Webb Space Telescope ushers stellar population models into uncharted territories, particularly at the …
Bingjie Wang, Joel Leja, Hakim Atek, Ivo Labbe, Yijia Li, Rachel Bezanson, Gabriel Brammer, Sam E. Cutler, Pratika Dayal, Lukas J. Furtak, Jenny E. Greene, Vasily Kokorev, Richard Pan, Sedona H. Price, Katherine A. Suess, John R. Weaver, Katherine E. Whitaker, Christina C. Williams
Cite DOI arXiv
Remarkably Compact Quiescent Candidates at 3 < z < 5 in JWST-CEERS
In this Letter, we measure the rest-frame optical and near-infrared sizes of 10 quiescent candidates at 3 < z < 5, first reported …
Lillian Wright, Katherine E. Whitaker, John R. Weaver, Sam E. Cutler, Bingjie Wang, Adam Carnall, Katherine A. Suess, Rachel Bezanson, Erica Nelson, Tim B. Miller, Kei Ito, Francesco Valentino
Cite DOI arXiv
UNCOVER Spectroscopy Confirms the Surprising Ubiquity of Active Galactic Nuclei in Red Sources at z > 5
The James Webb Space Telescope is revealing a new population of dust-reddened broad-line active galactic nuclei (AGN) at redshifts z …
Jenny E. Greene, Ivo Labbe, Andy D. Goulding, Lukas J. Furtak, Iryna Chemerynska, Vasily Kokorev, Pratika Dayal, Marta Volonteri, Christina C. Williams, Bingjie Wang, David J. Setton, Adam J. Burgasser, Rachel Bezanson, Hakim Atek, Gabriel Brammer, Sam E. Cutler, Robert Feldmann, Seiji Fujimoto, Karl Glazebrook, Anna de Graaff, Gourav Khullar, Joel Leja, Danilo Marchesini, Michael V. Maseda, Jorryt Matthee, Tim B. Miller, Rohan P. Naidu, Themiya Nanayakkara, Pascal A. Oesch, Richard Pan, Casey Papovich, Sedona H. Price, Pieter van Dokkum, John R. Weaver, Katherine E. Whitaker, Adi Zitrin
Cite DOI arXiv
Most of the photons that reionized the Universe came from dwarf galaxies
The identification of sources driving cosmic reionization, a major phase transition from neutral hydrogen to ionized plasma around …
Hakim Atek, Ivo Labbe, Lukas J. Furtak, Iryna Chemerynska, Seiji Fujimoto, David J. Setton, Tim B. Miller, Pascal Oesch, Rachel Bezanson, Sedona H. Price, Pratika Dayal, Adi Zitrin, Vasily Kokorev, John R. Weaver, Gabriel Brammer, Pieter van Dokkum, Christina C. Williams, Sam E. Cutler, Robert Feldmann, Yoshinobu Fudamoto, Jenny E. Greene, Joel Leja, Michael V. Maseda, Adam Muzzin, Richard Pan, Casey Papovich, Erica J. Nelson, Themiya Nanayakkara, Daniel P. Stark, Mauro Stefanon, Katherine A. Suess, Bingjie Wang, Katherine E. Whitaker
Cite DOI arXiv
UNCOVER: JWST Spectroscopy of Three Cold Brown Dwarfs at Kiloparsec-scale Distances
We report JWST/NIRSpec spectra of three distant T-type brown dwarfs identified in the Ultradeep NIRSpec and NIRCam ObserVations before …
Adam J. Burgasser, Rachel Bezanson, Ivo Labbe, Gabriel Brammer, Sam E. Cutler, Lukas J. Furtak, Jenny E. Greene, Roman Gerasimov, Joel Leja, Richard Pan, Sedona H. Price, Bingjie Wang, John R. Weaver, Katherine E. Whitaker, Seiji Fujimoto, Vasily Kokorev, Pratika Dayal, Themiya Nanayakkara, Christina C. Williams, Danilo Marchesini, Adi Zitrin, Pieter van Dokkum
Cite DOI arXiv
The UNCOVER Survey: A First-look HST + JWST Catalog of 60,000 Galaxies near A2744 and beyond
In 2022 November, the James Webb Space Telescope (JWST) returned deep near-infrared images of A2744-a powerful lensing cluster capable …
John R. Weaver, Sam E. Cutler, Richard Pan, Katherine E. Whitaker, Ivo Labbe, Sedona H. Price, Rachel Bezanson, Gabriel Brammer, Danilo Marchesini, Joel Leja, Bingjie Wang, Lukas J. Furtak, Adi Zitrin, Hakim Atek, Iryna Chemerynska, Dan Coe, Pratika Dayal, Pieter van Dokkum, Robert Feldmann, Natascha M. Förster Schreiber, Marijn Franx, Seiji Fujimoto, Yoshinobu Fudamoto, Karl Glazebrook, Anna de Graaff, Jenny E. Greene, Stéphanie Juneau, Susan Kassin, Mariska Kriek, Gourav Khullar, Michael V. Maseda, Lamiya A. Mowla, Adam Muzzin, Themiya Nanayakkara, Erica J. Nelson, Pascal A. Oesch, Camilla Pacifici, Casey Papovich, David J. Setton, Alice E. Shapley, Heath V. Shipley, Renske Smit, Mauro Stefanon, Edward N. Taylor, Andrea Weibel, Christina C. Williams
Cite DOI arXiv
The UNCOVER Survey: A First-look HST+JWST Catalog of Galaxy Redshifts and Stellar Population Properties Spanning 0.2 lesssim z lesssim 15
The recent UNCOVER survey with the James Webb Space Telescope (JWST) exploits the nearby cluster A2744 to create the deepest view of …
Bingjie Wang, Joel Leja, Ivo Labbe, Rachel Bezanson, Katherine E. Whitaker, Gabriel Brammer, Lukas J. Furtak, John R. Weaver, Sedona H. Price, Adi Zitrin, Hakim Atek, Dan Coe, Sam E. Cutler, Pratika Dayal, Pieter van Dokkum, Robert Feldmann, Danilo Marchesini, Marijn Franx, Natascha Förster Schreiber, Seiji Fujimoto, Marla Geha, Karl Glazebrook, Anna de Graaff, Jenny E. Greene, Stéphanie Juneau, Susan Kassin, Mariska Kriek, Gourav Khullar, Michael Maseda, Lamiya A. Mowla, Adam Muzzin, Themiya Nanayakkara, Erica J. Nelson, Pascal A. Oesch, Camilla Pacifici, Richard Pan, Casey Papovich, David J. Setton, Alice E. Shapley, Renske Smit, Mauro Stefanon, Katherine A. Suess, Edward N. Taylor, Christina C. Williams
Cite DOI arXiv
The UNCOVER Survey: A First-look HST+JWST Catalog of Galaxy Redshifts and Stellar Population Properties Spanning 0.2 łesssim z łesssim 15
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Bingjie Wang, Joel Leja, Ivo Labbe, Rachel Bezanson, Katherine E. Whitaker, Gabriel Brammer, Lukas J. Furtak, John R. Weaver, Sedona H. Price, Adi Zitrin, Hakim Atek, Dan Coe, Sam E. Cutler, Pratika Dayal, Pieter van Dokkum, Robert Feldmann, Danilo Marchesini, Marijn Franx, Natascha Förster Schreiber, Seiji Fujimoto, Marla Geha, Karl Glazebrook, Anna de Graaff, Jenny E. Greene, Stéphanie Juneau, Susan Kassin, Mariska Kriek, Gourav Khullar, Michael Maseda, Lamiya A. Mowla, Adam Muzzin, Themiya Nanayakkara, Erica J. Nelson, Pascal A. Oesch, Camilla Pacifici, Richard Pan, Casey Papovich, David J. Setton, Alice E. Shapley, Renske Smit, Mauro Stefanon, Katherine A. Suess, Edward N. Taylor, Christina C. Williams
Cite DOI arXiv
UNCOVER: A NIRSpec Identification of a Broad-line AGN at z = 8.50
Deep observations with the James Webb Space Telescope (JWST) have revealed an emerging population of red pointlike sources that could …
Vasily Kokorev, Seiji Fujimoto, Ivo Labbe, Jenny E. Greene, Rachel Bezanson, Pratika Dayal, Erica J. Nelson, Hakim Atek, Gabriel Brammer, Karina I. Caputi, Iryna Chemerynska, Sam E. Cutler, Robert Feldmann, Yoshinobu Fudamoto, Lukas J. Furtak, Andy D. Goulding, Anna de Graaff, Joel Leja, Danilo Marchesini, Tim B. Miller, Themiya Nanayakkara, Pascal A. Oesch, Richard Pan, Sedona H. Price, David J. Setton, Renske Smit, Mauro Stefanon, Bingjie Wang, John R. Weaver, Katherine E. Whitaker, Christina C. Williams, Adi Zitrin
Cite DOI arXiv