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List of possible sub-brown dwarfs

Orbiting one or more stars

There is no consensus whether these companions of stars should be considered sub-brown dwarfs or planets. Some authors agree these objects should be considered sub-brown dwarfs, since they likely formed on their own, like a "failed star".

* 2MASS J0441+2301 Bb

Nonetheless, the IAU working definition of an exoplanet ignored formation mechanism as a criterion, and based on it

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