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Showing 1–3 of 3 results
Advanced filters: Author: Daniel Rouan Clear advanced filters

  • Simultaneous observations of TRAPPIST-1 b from JWST at 12.8 and 15 μm indicate that it is probably a bare rock with a mineral-rich surface. However, an alternative scenario with a CO2-rich atmosphere and hazes could also explain the observations.

    • Elsa Ducrot
    • Pierre-Olivier Lagage
    • Gillian Wright
    Research
    Nature Astronomy
    Volume: 9, P: 358-369

  • The JWST MIRI transmission spectrum of WASP-107b, a transiting planet with Neptune-like mass and Jupiter-like radius, shows observations of sulfur dioxide and silicate clouds but no methane in its atmosphere, providing evidence of disequilibrium chemistry and active photochemistry.

    • Achrène Dyrek
    • Michiel Min
    • Gillian Wright
    Research
    Nature
    Volume: 625, P: 51-54

  • Observations from the JWST MIRI showed the detection of 14NH3 and 15NH3 isotopologues in the atmosphere of a cool brown dwarf, along with a 14N/15N value consistent with star-like formation by gravitational collapse.

    • David Barrado
    • Paul Mollière
    • Gillian Wright
    Research
    Nature
    Volume: 624, P: 263-266