Astrophysical: Hot Jupiters

  • Publication
    A Novel Method to Constrain Tidal Quality Factor from A Nonsynchronized Exoplanetary System
    We propose a novel method to constrain the tidal quality factor, , from an observed nonsynchronized star–planet system consisting of a slowly rotating low-mass...
  • News
    Astronomers observe differences in sunrises and sunsets on a distant world
    Using observations made with the James Webb Space Telescope (JWST), an international scientific team, in which the Instituto de Astrofísica de Canarias (IAC)...
  • Publication
    Detection of Carbon Monoxide in the Atmosphere of WASP-39b Applying Standard Cross-correlation Techniques to JWST NIRSpec G395H Data
    Carbon monoxide was recently reported in the atmosphere of the hot Jupiter WASP-39b using the NIRSpec PRISM transit observation of this planet, collected as...
  • Publication
    Detection of Ionized Calcium in the Atmosphere of the Ultra-hot Jupiter KELT-9b
    With a dayside temperature in excess of 4500 K, comparable to a mid-K-type star, KELT-9b is the hottest planet known. Its extreme temperature makes KELT-9b a...
  • Publication
    Detection of Na and K in the Atmosphere of the Hot Jupiter HAT-P-1b with P200/DBSP
    We present a new optical transmission spectrum of the hot Jupiter HAT-P-1b based on two transits observed with the Double Spectrograph (DBSP) on the Palomar 200...
  • News
    Eccentric exoplanet reveals how hot jupiters form
    An international scientific team, in which the Instituto de Astrofísica de Canarias (IAC) participates, has discovered the extremely eccentric orbit of a gas...
  • Publication
    Evidence for TiO in the Atmosphere of the Hot Jupiter HAT-P-65 b
    We present the low-resolution transmission spectra of the puffy hot Jupiter HAT-P-65b (0.53 M Jup, 1.89 R Jup, T eq = 1930 K), based on two transits observed...
  • News
    Evidence of water found in the atmosphere of an ultra-hot gas giant
    Using observations from the James Webb Space Telescope (JWST), an international scientific team, in which the Instituto de Astrofísica de Canarias (IAC)...
  • News
    Heaviest element yet detected in an exoplanet atmosphere
    An international team of astronomers, in which IAC researchers participate, have discovered barium, the heaviest element ever found in an exoplanet atmosphere...