Young Brown Dwarf in TW Hydrae Family of Stars Artist Concept

A young, free-floating world sits alone in space in this illustration. The object, called WISEA J114724.10-204021.3, is thought to be an exceptionally low-mass brown dwarf.

A young, free-floating world sits alone in space in this illustration. The object, called WISEA J114724.10-204021.3, is thought to be an exceptionally low-mass brown dwarf.

Wide-field Infrared Survey Explorer WISE