James Webb Telescope Detects Double Helium Tails and Extreme Weather on Distant Exoplanets
TL;DR Summary
The James Webb Space Telescope observed the exoplanet WASP-121b, also known as Tylos, for nearly 37 hours, revealing the first-ever continuous observation of atmospheric escape with two enormous helium tails stretching over half its orbit, providing new insights into planetary evolution and atmospheric dynamics.
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