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20242026
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astro-ph.GA2025

The rise of the galactic empire: luminosity functions at and estimated with the MIDISNGDEEP ultra-deep JWST/NIRCam dataset

Pablo G. Pérez-González, Göran Östlin, Luca Costantin +39

We present a sample of six F200W and three F277W dropout sources identified as galaxy candidates using the deepest JWST/NIRCam data to date (5 depths mag a…

astro-ph.GA2025

MIDIS: Unveiling the Star Formation History in massive galaxies at with spectro-photometric analysis

M. Annunziatella, P. G. Pérez-González, J. Álvarez-Márquez +23

We investigate the star formation histories (SFHs) of a sample of massive galaxies () in the redshift range . We analyze spectro-photo…

astro-ph.GA2025

MIDIS. Near-infrared rest-frame morphology of massive galaxies at in the Hubble eXtreme Deep Field

L. Costantin, S. Gillman, L. A. Boogaard +29

Thanks to decades of observations using the Hubble Space Telescope (HST), the structure of galaxies at redshift has been widely studied in the rest-frame ultraviolet regime,…

astro-ph.GA2025

Deciphering the Nature of Virgil: An Obscured AGN Lurking Within an Apparently Normal Lyman-α Emitter During Cosmic Reionization

Pierluigi Rinaldi, Pablo G. Pérez-González, George H. Rieke +46

We present a comprehensive analysis of the MIRI Extremely Red Object Virgil, a Lyman- emitter at with the photometric properties of a Little Red…

astro-ph.GA2025

MIDIS: Quantifying the AGN component of X-ray-detected galaxies

Steven Gillman, John P. Pye, Almudena Alonso-Herrero +26

We combine the deepest X-ray survey from the Chandra Deep Field-South (CDF-S) `7-Ms' survey with the deepest mid-infrared (5.6) image from the JWST/MIRI Deep Imaging Survey (…