Astrophysical: Galactic and extragalactic astronomy

  • News
    Astronomers find a galaxy unchanged since the early universe
    Researchers at the Instituto de Astrofísica de Canarias (IAC) confirm the first detection of a relic galaxy with the Hubble Space Telescope. The results of this...
  • Publication
    Evidence for a Shallow Evolution in the Volume Densities of Massive Galaxies at z = 4–8 from CEERS
    We analyze the evolution of massive (log 10[M ⋆/M ⊙] > 10) galaxies at z ∼ 4–8 selected from JWST Cosmic Evolution Early Release Survey (CEERS). We infer the...
  • Publication
    Expectations of the Size Evolution of Massive Galaxies at 3 ≤ z ≤ 6 from the TNG50 Simulation: The CEERS/JWST View
    We present a catalog of about 25,000 images of massive (M ⋆ ≥ 10 9 M ⊙) galaxies at redshifts 3 ≤ z ≤ 6 from the TNG50 cosmological simulation, tailored for...
  • Publication
    High-quality Extragalactic Legacy-field Monitoring (HELM) with DECam: Project Overview and First Data Release
    High-quality Extragalactic Legacy-field Monitoring (HELM) is a long-term observing program that photometrically monitors several well-studied extragalactic...
  • News
    RAFFAELLA MORGANTI: "The first image of a black hole was an important milestone for astrophysics"
    Radioastronomy is one of the branches of observational astrophysics which has experienced considerable growth in recent years. To study the universe at radio...
  • Publication
    Secondary Infall in the Seyfert’s Sextet: A Plausible Way Out of the Short Crossing Time Paradox
    We used integral field spectroscopy from CALIFA DR3 and multiwavelength publicly available data to investigate the star formation histories of galaxies in the...