Star WISE J2209+2711
Sub-brown dwarf WISE J2209+2711 is located 21 light years away from the Sun.
It is a single star of spectral class Y0, that has 1 % of solar mass.
For now, there are no known exoplanets in this star system.
More about WISE J2209+2711
and temperature on its surface is around 350 K (77 °C), which is about 6 % of Sun's temperature.
WISE J2209+2711 can be found in northern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope.
Other designations of this star
WISE J220905.73+271143.9
External sources
Class of stars Sub-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. Brown dwarfs of spectral class Y are the coolest and only a few of them have been discovered so far.
stars
exoplanets
en
Right ascension: 22h 9m 5.734s
Declination: 27° 11' 44'' (northern hemisphere)
Parallax: 154.41
Sun distance: 21.123 ly | 6.5 pc
Temperature: 350 K | 0.06 T Sun
česky
espaňol
deutsch
francais
X (twitter)
facebook