Researchers have detected the first atmosphere surrounding an Earth-like, rocky planet within the habitable zone of a distant star, marking a significant step in the search for extraterrestrial life. The planet, designated LHS 1140 b, is located 48 light-years away and orbits a red dwarf star.

While the detected gas is helium, which cannot support life, scientists are hopeful that other, more life-sustaining gases may be present in lower atmospheric layers. Lead author Dr. Collin Cherubim of Harvard University described the discovery as "a big deal," emphasizing that it's the first time an atmosphere has been found on a rocky planet in another star's habitable zone.

This finding, published in the journal *Science*, brings scientists closer to answering fundamental questions about life beyond Earth. Although no life has been confirmed, the discovery of an atmosphere on a rocky planet in the "Goldilocks zone" is a crucial development. Other exoplanets like K2-18b and the TRAPPIST-1 system are also under investigation, though definitive evidence of life-supporting conditions remains elusive.