Rogue Planet: Astronomers Track Sunless World 4-8x the Mass of Jupiter

A team of astronomers from the United States and Canada have discovered one of the youngest and brightest free-floating, planet-like objects located in the Sun's stellar "neighborhood", media reports said.

Identified as 2MASS J1119-1137, the 10-million-year-old object is between four and eight times the mass of Jupiter, which means that the object falls in the mass range between a large planet and a small brown dwarf star, according to the website Science Daily, which referred to the study on the matter.

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