Add Yahoo as a preferred source to see more of our stories on Google. Artist's view of WASP-107b. The planet’s low density and the intense irradiation from its star allow helium to escape the planet ...
For decades, astronomers were only able to study the universe's very first stars using theoretical models. Now, observations from the James Webb Space Telescope (JWST) have revealed what may be the ...
The star’s intense radiation heats its atmosphere to several thousand degrees, allowing light gases like hydrogen and helium to escape into space. Over millions of years, this slow atmospheric escape ...
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James Webb Space Telescope discovers a hot Jupiter exoplanet leaking twin gas tails that defy explanation
Astronomers have used the James Webb Space Telescope (JWST) to discover that a distant "hot Jupiter" planet has two staggeringly long tails composed of helium that currently defy explanation. The ...
The James Webb Space Telescope has caught a distant world in the act of falling apart, its outer layers peeling away into space as a vast cloud of helium. The planet, a so‑called “super‑puff” with the ...
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