WISE 2056+1459 (full designation WISEPC J205628.90+145953.3) is a brown dwarf of spectral class Y0,[1][2] located in constellation Delphinus, approximately 23.2 light-years from Earth.

[5] WISE 2056+1459 was discovered in 2011 from data, collected by Wide-field Infrared Survey Explorer (WISE) Earth-orbiting satellite — NASA infrared-wavelength 40 cm (16 in) space telescope, which mission lasted from December 2009 to February 2011.

The cloudy model included cloud decks of sulfide and chloride condensates.

The researchers also found a medium probability (47%) of this object belonging to the Carina-Near group of stars.

[7] Lists: The other six discoveries of brown dwarfs, published in Cushing et al. (2011):[4]