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Storms as big as Jupiter`s `great red spot` discovered on brown dwarfs

Last Updated: Wednesday, January 08, 2014, 10:24

New observations from NASA`s Spitzer Space Telescope have suggested that most brown dwarfs also feature one or more Jupiter`s "Great Red Spot" like planet-size storms.

Failed stars near Sun could harbour hidden planet

Last Updated: Tuesday, December 17, 2013, 16:06

Astronomers, who took precise measurements of the closest pair of failed stars to the Sun, have found that the system harbours a third, planetary-mass object.

How to distinguish between stars and brown dwarfs

Last Updated: Tuesday, December 10, 2013, 15:18

Researchers have found clear observational evidence for the theoretically predicted break between very low mass stars and brown dwarfs.

Classification of brown dwarfs hinging between stars and planets

Last Updated: Friday, September 06, 2013, 18:54

Brown dwarfs, sometimes called failed stars, are indeed the coldest known free-floating celestial bodies, and are warmer than previously believed with temperatures hovering at about 250-350 degrees Fahrenheit.

Brown dwarfs could grow rocky planets

Last Updated: Sunday, December 02, 2012, 16:33

Astronomers have detected that the outer region of a dusty disc encircling a brown dwarf - a star-like object, contains millimetre-size solid grains like those found in denser discs around newborn stars.

Over 2 dozen free-floating failed stars discovered

Last Updated: Wednesday, October 12, 2011, 14:05

An international team of astronomers has discovered over two dozen new free-floating brown dwarfs - sometimes described as ‘failed stars’.