This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from the pages of scientific journals into the mainstream media.

Source: [Phys.org](https://phys.org/news/2026-09-alien-life-possibility-exoplanet-lhs.html)

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