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Showing 1–4 of 4 results
Advanced filters: Author: Gloria Guilluy Clear advanced filters

  • The space telescope has helped to determine the atmospheric composition of an exoplanet using the light spectrum of its host star. Spectral changes as the planet orbits the star reveal the long-sought presence of exoplanetary methane.

    • Gloria Guilluy
    News & Views
    Nature
    Volume: 623, P: 697-698

  • Observations of the super-massive Neptune-sized transiting planet TOI-1853 b show a mass almost twice that of any other Neptune-sized planet known so far and a bulk density implying that heavy elements dominate its mass.

    • Luca Naponiello
    • Luigi Mancini
    • Tiziano Zingales
    Research
    Nature
    Volume: 622, P: 255-260

  • The signatures of water, carbon monoxide, hydrogen cyanide, methane, ammonia and acetylene are observed in the transmission spectrum of the hot Jupiter HD 209458b, with abundance ratios suggesting a super-solar carbon-to-oxygen ratio.

    • Paolo Giacobbe
    • Matteo Brogi
    • Andrea Tozzi
    Research
    Nature
    Volume: 592, P: 205-208