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Latest News

  • This large, young star grows rapidly and in the same way as the small ones
    2025/05/05

    Carlos Carrasco González of IRyA* is part of a research team that captured a large young star “red-handed,” growing rapidly by gathering material from a disk of gas and dust around it, much in the same way that small young stars grow.

  • There are galaxies that shouldn’t exist… or should they?: Astronomy Fridays
    2025/04/24

    The James Webb Space Telescope observed for the first time some very, very distant, yet very massive—that is, very “fat”—galaxies. But at that time, the Universe was very young, so young that these galaxies shouldn't have had time to become so “heavy,” based on what we thought we knew about how galaxies form and the history of the Universe. They were called “impossible galaxies,” but are they really?

  • Water is common but rare: “Astronomy Fridays” at UNAM Centro Cultural Morelia
    2025/03/27

    When we talk about a lack of water, we mean fresh water for human consumption, as well as farming and ranching. But in the universe water is in many more places that we can imagine. At the same time, it is a very special substance, even rare, with very different properties compared to others.

Latest publication

  • Corrigendum to "Gravitational interaction signatures in isolated galaxy triplet systems: a photometric analysis" [New Astronomy, 2021,87, 101603]
    Tawfeek, Amira A.; Saha, Kanak; Vaghmare, Kaustubh; Kembhavi, A. K.; Takey, Ali; Cervantes-Sodi, Bernardo; Fritz, Jacopo; Awad, Zainab; Ali, Gamal B.; Hayman, Z. M.
    2025/07, New Astronomy, 117, 102359

  • Next Colloquium

    * 2025/05/14
    Eduardo Mendez, IA-UNAM
    Host: Jesus Toala
    The SDSS-V Local Volume Mapper (LVM) is providing key data to understand internal galactic processes and their impact on large-scale galactic dynamics through optical IFU spectroscopy mapping of vast areas of the Milky Way and nearby galaxies such as the Magellanic Clouds. With unprecedented spatial coverage (thousands of deg²), high physical resolution (<1 pc in the Milky Way, ~10 pc in the Magellanic Clouds), and a broad spectral range (3600–9800 Å), LVM bridges the gap between detailed, spatially resolved studies of stellar populations, H II regions, supernova remnants, and diffuse ionized gas, and lower-resolution extragalactic surveys like CALIFA or MaNGA. Looking ahead to SDSS-VI, an international collaboration—led in part by researchers from UNAM—aims to extend this high-resolution mapping to additional Local Group galaxies and to obtain deeper observations of faint emission lines in Galactic nebulae. This effort will be carried out through a dual-hemisphere strategy involving the existing LVM-I South facility at Las Campanas Observatory and a new northern IFU instrument (LVM-I North) on a 2-meter-class telescope. Together, these instruments will offer a transformative, comprehensive view of the interstellar medium under a wide range of conditions. These data will enable in-depth studies of stellar feedback, star formation, chemical enrichment, and the complex interactions among stars, gas, and dust across multiple spatial scales and environments. UNAM plays a central role in this institutional project, with privileged access to its unique dataset. This talk will present recent LVM results, data access methods, the historical impact of SDSS at UNAM, and the leadership opportunities ahead in SDSS-VI.

    Spotlight on Research

    #1: A dying galaxy triggers the birth of new stars
    2022/01/30

    What caused our Sun to be born? A recent paper by researchers from the Instituto de Radioastronomía y Astrofísica (IRyA) suggests that the answer may lie in a small satellite galaxy that is slowly being devoured by our larger Milky Way Galaxy.