Astrofísicas: Exoplanetas

  • Noticia
    Hallan dos nuevos planetas rocosos en el vecindario solar
    Una colaboración internacional, en la que participa el Instituto de Astrofísica de Canarias (IAC), ha descubierto dos nuevas supertierras orbitando alrededor de...
  • Noticia
    Hallan un planeta gigante tan ligero como el algodón de azúcar
    Un equipo internacional, liderado por un investigador de la Universidad de Lieja (Bélgica) afiliado al Instituto de Astrofísica de Canarias (IAC), ha...
  • Noticia
    Hallan un sistema planetario con tres supertierras y dos supermercurios
    Una investigación internacional, liderada por el Instituto de Astrofísica e Ciências do Espaço (IA) y en la que participa el Instituto de Astrofísica de...
  • Publicación
    HD 191939: Three Sub-Neptunes Transiting a Sun-like Star Only 54 pc Away
    We present the discovery of three sub-Neptune-sized planets transiting the nearby and bright Sun-like star HD 191939 (TIC 269701147, TOI 1339), a K s = 7.18 mag...
  • Publicación
    High-resolution Emission Spectroscopy of the Ultrahot Jupiter KELT-9b: Little Variation in Day- and Nightside Emission Line Contrasts
    The transmission spectrum of the ultrahot Jupiter KELT-9b (T eq ~ 4000 K) exhibits absorption by several metal species. We searched for atomic and molecular...
  • Publicación
    High-resolution Spectroscopic Reconnaissance of a Temperate Sub-Neptune
    The study of temperate sub-Neptunes is the new frontier in exoplanetary science. A major development in the past year has been the first detection of carbon...
  • Charla
    Hunting exoplanets with the ESPRESSO spectrograph
    The search for extrasolar planets is one of the fastest-growing fields of astronomy. This rapid growth was both made possible by the development of...
  • Publicación
    Hyades Member K2-136c: The Smallest Planet in an Open Cluster with a Precisely Measured Mass
    K2-136 is a late-K dwarf (0.742 ± 0.039 M ⊙) in the Hyades open cluster with three known, transiting planets and an age of 650 ± 70 Myr. Analyzing K2 photometry...
  • Publicación
    Identification of the Top TESS Objects of Interest for Atmospheric Characterization of Transiting Exoplanets with JWST
    JWST has ushered in an era of unprecedented ability to characterize exoplanetary atmospheres. While there are over 5000 confirmed planets, more than 4000...