IC 2220 [SEP] constellation
IC 2220
IC 2220, also known as the Toby Jug Nebula, is a reflection nebula located 1200 light years away in the southern constellation of Carina.
WISE 2220−3628
WISE J222055.31−362817.4 (designation abbreviated to WISE 2220−3628) is a brown dwarf of spectral class Y0, located in constellation Grus at approximately 26 light-years from Earth.
Discovery.
WISE 2220−3628 was discovered in 2012 by J. Davy Kirkpatrick et al. 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. In 2012 Kirkpatrick et al. published