Ars Technica·5 min read·hard
We've seen helium baked off a rocky exoplanet's atmosphere
✦AI Summary
Astronomers have observed helium escaping from the atmosphere of a rocky exoplanet orbiting the red dwarf star LHS 1140. This discovery helps scientists understand how planetary atmospheres evolve and lose lighter elements over time.
Up in the air We’ve seen helium baked off a rocky exoplanet’s atmosphere If the large, rocky planet is losing helium, then we can infer what is left behind.
sciencetechnology
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