“Alien”

Alien life? Why the possibility of exoplanet LHS 1140b emitting helium gas is so exciting

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.

Phys.org - latest science and technology news stories · 2026年9月29日 23:20