"Galaxy: formation"

Rest-frame Near-infrared Sizes of Galaxies at Cosmic Noon: Objects in JWST's Mirror Are Smaller than They Appeared
Galaxy sizes and their evolution over cosmic time have been studied for decades and serve as key tests of galaxy formation models. …
COSMOS2020: Ubiquitous AGN Activity of Massive Quiescent Galaxies at 0 < z < 5 Revealed by X-Ray and Radio Stacking
We characterize the average X-ray and radio properties of quiescent galaxies (QGs) with $mathrmlog(M_⋆ /M_ødot ) 10$ at 0 < z < …
Euclid preparation. XVII. Cosmic Dawn Survey: Spitzer Space Telescope observations of the Euclid deep fields and calibration fields
We present a new infrared survey covering the three Euclid deep fields and four other Euclid calibration fields using Spitzer Space …