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James Webb telescope discovered its first exoplanet around star LHS 475

Astronomers led by Kevin Stevenson and Jacob Lustig-Yaeger report discovery of a new exoplanet around red dwarf star LHS 475. First sign of the exoplanet transit signal was found in data from the TESS space telescope. Astronomers then used James Webb to confirm its existence.

missions icon JWST 25. 12. 2021 Ongoing

Rocky exoplanet, illustration

The exoplanet LHS 475 b is similar in size as Earth, but is much hotter. It orbits its star every 2 days and receives much more energy from its star. The temperatures on the planet's surface are estimated to be around 300 °C. 

Transit exoplanet LHS 475 b
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LHS 475 40.7 ly
1 exoplanet
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