01
Mar
Toronto (Rajeev Sharma)— A Canadian-led team of astronomers has identified a nearly invisible "dark galaxy," nicknamed a "ghost galaxy," located roughly 250 million light-years from Earth. The discovery of CDG-2 (Candidate Dark Galaxy-2) highlights how much of the universe remains a mystery, as the galaxy is thought to be composed of 99.9% dark matter. "Yeah, it’s pretty much invisible," said David Li, a post-doctoral fellow at the University of Toronto and lead researcher on the project. Li, a specialist in the burgeoning field of astrostatistics, used advanced statistical tools to identify patterns in space that traditional observation might miss. The…