MONTREAL, Quebec, Nov. 8 (TNSjou) -- McGill University issued the following news release: * * * McGill-led team maps 'weather' on a nearby brown dwarf in unprecedented detail Study reveals patchy clouds and shifting atmospheric layers on a free-floating planetary-mass object just 20 light-years away, offering potential insights into planet and star formation * Researchers at McGill University and collaborating institutions have mapped the atmospheric features of a planetary-mass brown dwarf more PR