Giant Gas Cloud Boomeranging Back Into Milky Way
Thursday, January 28, 2016 - 15:41
in Astronomy & Space
University of Notre Dame astrophysicist Nicolas Lehner and his collaborators have now determined that the Smith Cloud, a giant gas cloud plummeting toward the Milky Way, contains elements similar to our sun, which means the cloud originated in the Milky Way's outer edges and not in intergalactic space as some have speculated.