『The Habitable Zone』のカバーアート

The Habitable Zone

The Habitable Zone

著者： Aidan Chan & Vriddhi Mittal
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The Habitable Zone brings you weekly explorations of astrobiology and life in the universe. Join us as we uncover life’s greatest frontier.

© 2026 The Habitable Zone 天文学 天文学・宇宙科学 物理学 生物科学 科学
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  • EP 26: Signals From Elsewhere

    EP 26: Signals From Elsewhere
    2026/08/25

    In this episode, we explore two discoveries reshaping the search for habitable worlds beyond our Solar System. First, we examine LHS 1140 b, a rocky exoplanet in the habitable zone that has retained an atmosphere despite orbiting an active red dwarf, and how detecting escaping helium could help scientists understand its potential for habitability. Then, we investigate the hidden challenge of exozodiacal dust and how leftover cosmic dust can distort exoplanet spectra, mimic clouds, and potentially obscure the atmospheric signatures scientists rely on when searching for signs of life. Together, these discoveries reveal both the promise and the challenges of characterizing distant worlds in humanity's search for life beyond Earth.

    Sources:

    LHS 1140 b: https://www.science.org/doi/10.1126/science.aea9708

    Exozodi Effect: https://arxiv.org/abs/2607.14329

    This Episode was Filmed and Edited by Aidan Chan and Vriddhi Mittal.

    Contact us at contactthehabitablezone@gmail.com
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