Astrophysical: Exoplanet evolution

  • 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...

  • Publication
    A Possible Alignment Between the Orbits of Planetary Systems and their Visual Binary Companions

    Astronomers do not have a complete picture of the effects of wide-binary companions (semimajor axes greater than 100 au) on the formation and evolution of...

  • 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
    Joint Analysis of Multicolor Photometry: A New Approach to Constrain the Nature of Multiple-star Systems Hosting Exoplanet Candidates

    We present a new method to assess the properties of transiting planet candidates by multicolor photometry. By analyzing multicolor transit/eclipse light curves...

  • Publication
    Limits on the Spin-Orbit Angle and Atmospheric Escape for the 22 Myr Old Planet AU Mic b

    We obtained spectra of the pre-main-sequence star AU Microscopii during a transit of its Neptune-sized planet to investigate its orbit and atmosphere. We used...

  • Publication
    The TESS-Keck Survey. II. An Ultra-short-period Rocky Planet and Its Siblings Transiting the Galactic Thick-disk Star TOI-561

    We report the discovery of TOI-561, a multiplanet system in the galactic thick disk that contains a rocky, ultra-short-period planet. This bright (V = 10.2)...

  • Publication
    Wavelength Dependence of Activity-induced Photometric Variations for Young Cool Stars in Hyades

    We investigate photometric variations due to stellar activity that induce systematic radial-velocity errors (so-called "jitter") for the four targets in the...