Helium Signals Long-Lived Atmosphere on Rocky Exoplanet in Habitable Zone
TL;DR
Astronomers detected a helium escape signal from LHS 1140 b, a rocky planet in its star’s habitable zone about 48 light-years away, confirming it retains an atmosphere that may have persisted for billions of years and making it a prime target for studying Earth-like atmospheres from the ground.
- Astronomers find the first atmosphere on a rocky world in the habitable zone ScienceDaily
- Astronomers Find an Atmosphere on a Nearby Earthlike Planet The New York Times
- Harvard scientists detect atmosphere on distant ‘Earth-like’ planet Harvard University
- Earth-like exoplanet found to have an atmosphere The Guardian
- First atmosphere found on Earth-like planet in habitable zone of distant star BBC
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