Giant planet & Brown dwarf formation

Giant planet & Brown dwarf formation

Gilles Chabrier, Markus Janson, Anders Johansen, Roman Rafikov (Lyon/Exeter)

(Princeton)

(Lund)

(Princeton)

BROWN DWARFS OBSERVATIONS

• Brown dwarf census and mass function • Brown dwarf vs young stars properties • Brown dwarf and Giant planet as star or brown dwarf companions

• Proto- and Pre- Brown dwarf cores

Brown dwarf mass function T n(Teff)

L

α=0

Y

Reid et al. ’04