Stellar X-ray Flux Linked to Exoplanet Atmospheric Helium Loss

AI-generated NewsSnap summary based on source reporting.
Published: 2026-09-29
Category: science
Source: arXiv (Earth and Planetary Astrophysics)
Original source

New research proposes that fluctuating X-ray emissions from a host star may account for the observed variable helium escape from exoplanet LHS 1140b. This finding offers insights into the atmospheric retention and potential habitability of exoplanets, enhancing our understanding of planetary evolution beyond our solar system.

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