Star WISE 1804+3117
Brown dwarf WISE 1804+3117 is located 30 light years away from the Sun.
It is a single star of spectral class T9.5, that has typically about 3 % of solar mass.
For now, there are no known exoplanets in this star system.
More about WISE 1804+3117
WISE 1804+3117 can be found in northern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope.
Class of stars Brown dwarf
Brown dwarfs are not really stars, because there is no thermonuclear fusion in their core. These objects are smaller and cooler than stars, but too massive to be considered planets