Another Earth-like Exoplanet Crossed Off The List: The JWST Shows That GJ 3929b Has No Atmosphere

Another Earth-like Exoplanet Crossed Off The List: The JWST Shows That GJ 3929b Has No Atmosphere
By Evan Gough (https://ift.tt/T8Yepat)

In 2022, astronomers announced the discovery of GJ 3929b. It's a rocky planet, similar to Earth in both mass and size. Astronomers have examined the planet with the JWST and concluded that it's a barren world with no atmosphere.

August 22, 2025 at 01:28AM
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