Thursday, October 11, 2007

More Numbers!

From the NYT, as usual:

There are some 200 billion stars in the galaxy.... The first thing Dr. Shostak and his colleagues plan to do with the newly operational 42-antenna array is to survey a strip across the center of the galaxy. There will be several billion stars in the field of view, but they will be very far away, 10,000 to 50,000 light years...