WISEPA J174124.26+255319.5
Videos
WISEPA J174124.26+255319.5 is a brown dwarf of spectral class T9, located in constellation Hercules at 15.0 light-years from Earth.
WISE 1741+2553 Credit: legacy surveys
W. M. Keck Observatory
Videos
The W. M. Keck Observatory is an astronomical observatory with two telescopes at an elevation of 4,145 meters near the summit of Mauna Kea in the U.S. state of Hawaii. Both telescopes have 10 m apertu
The Keck II telescope showing the segmented primary mirror
Keck Observatory closeup
Kecknasa
Keck Observatory 20071020