- Call it a galaxy in a bottle.
Last Wednesday, astronomers in Europe released a three-dimensional map of the Milky Way.
- Dennis Overbye
- The New York Times
It is the most detailed survey ever produced of our home galaxy.
It contains the vital statistics of some 1.3 billion stars — about one percent of the whole galaxy.
Analyzing all these motions and distances, astronomers say, could provide clues to the nature of dark matter.
The gravity of…