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LHS 475 b

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Gliese 4102 b

Gliese 4102 b is a terrestrial planet orbiting the star Gliese 4102 at about 40.7 light years, in the constellation of Octans.[1][2] It was the first extrasolar planet to be confirmed by the James Webb Space Telescope.[3] It completes an orbit every 2 days and is 99% the diameter of Earth. It is also the most similar exoplanet discovered in terms of radius.[4]

References

  1. ^ "Exoplanet LHS 475 b and Its Star (Illustration)". WebbTelescope.org. Retrieved 2023-01-18.
  2. ^ Anderson, Natali (2023-01-12). "Webb Confirms Earth-Sized Planet around LHS 475 | Sci.News". Sci.News: Breaking Science News. Retrieved 2023-01-18.
  3. ^ Cowing, Keith (2023-01-12). "Webb Discovers LHS 475 b, An Earth-Sized, Rocky Planet". Astrobiology. Retrieved 2023-01-18.
  4. ^ Adkins, Jamie (2023-01-09). "NASA's Webb Confirms Its First Exoplanet". NASA. Retrieved 2023-01-18.
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