Newslink: Cold brown dwarf discovered close to our solar system

A new citizen-science tool released earlier this year to help astronomers pinpoint new worlds lurking in the outer reaches of our solar system has already led to a discovery: a brown dwarf a little more than 100 light years away from the Sun. Just six days after the launch of the Backyard Worlds: Planet 9 website, four users alerted the science team to the curious object, whose presence has since been confirmed via telescope. 

https://www.sciencedaily.com/releases/2017/06/170602112832.htm