2MASS J2126−8140
2MASS J2126−8140
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2MASS J2126−8140

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2MASS J2126−8140

2MASS J21265040−8140293, also known as 2MASS J2126−8140, is an exoplanet orbiting the red dwarf TYC 9486-927-1, 111.4±0.3 light-years away from Earth. Its estimated mass, age (10-45 million years), spectral type (L3), and Teff (1800 K) are similar to the well-studied planet β Pictoris b. With an estimated distance of around 1 trillion kilometers from the host star, it is located in one of the largest planetary systems ever discovered.

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