Galaxy

Two astronomers from Vanderbilt and Georgia Tech, sharing a car after a snowstorm canceled their flights home from a conference, put together everything they had learned at the conference during that snowy drive and worked out that a collision between two black holes could explain most of what is known of a violent episode in the Milky Way's past. Read More

Astronomers have identified nearly 700 rogue stars that appear to have been ejected from the Milky Way galaxy. Read More