[Press release] A River of Stars Streaming Across the Northern Sky

Astronomers Discover a River of Stars Streaming Across the Northern Sky

PASADENA, Calif.--Astronomers have discovered a narrow stream of stars extending at least 45 degrees across the northern sky. The stream is about 76,000 light-years distant from Earth and forms a giant arc over the disk of the Milky Way galaxy...The stream emanates from a cluster of about 50,000 stars known as NGC 5466.

http://pr.caltech.edu/media/Press_Releases/PR12811.html