Astrophysical: Exoplanet formation

  • News
    A planet in the process of formation found round the nearby young star AU Mic
    An international team of scientists, with the participation of the Instituto de Astrofísica de Canarias (IAC), has discovered a planet of the size of Neptune...
  • News
    A study shows that “water worlds” could be as common as Earths
    Research led by the University of Chicago and the Instituto de Astrofísica de Canarias (IAC) has shown the existence of exoplanets with water and rock around...
  • Publication
    An Earth-sized Planet around an M5 Dwarf Star at 22 pc
    We report on the discovery of an Earth-sized transiting planet (R p = 1.015 ± 0.051 R ⊕) in a P = 4.02 day orbit around K2-415 (EPIC 211414619), an M5V star at...
  • Publication
    An Earth-sized Planet on the Verge of Tidal Disruption
    TOI-6255 b (GJ 4256) is an Earth-sized planet (1.079 ± 0.065 R ⊕) with an orbital period of only 5.7 hr. With the newly commissioned Keck Planet Finder and...
  • News
    Astronomers discover a planetary system with three super-Earths and two super-Mercuries
    International research, led by the Instituto de Astrofísica e Ciências do Espaço (IA) and with the participation of the the Instituto de Astrofísica de Canarias...
  • News
    Astronomers discover a surprising system of six exoplanets which orbit rhythmically
    An international collaboration in which researchers from the Instituto de Astrofísica de Canarias take part, has discovered a unique planetary system made up of...
  • Publication
    Evidence for Low-level Dynamical Excitation in Near-resonant Exoplanet Systems
    The geometries of near-resonant planetary systems offer a relatively pristine window into the initial conditions of exoplanet systems. Given that near-resonant...
  • Publication
    Planets Around Solar Twins/Analogs (PASTA). I. High-precision Stellar Chemical Abundances for 17 Planet-hosting Stars and the Condensation Temperature Trend
    The Sun is depleted in refractory elements compared to nearby solar twins, which may be linked to the formation of giant or terrestrial planets. Here we present...
  • News
    Rocky exoplanets and their host stars may have similar composition
    Newly formed stars have protoplanetary discs around them. A fraction of the material in the disc condenses into planet-forming chunks, and the rest finally...