|
 |
How do barred galaxies get two bars? [2015-07-22]
The Milky Way Galaxy, our home, is not just a spiral galaxy, but a barred spiral. About two thirds of spiral galaxies are classified as barred spirals, among which one type is even more special by hosting two bars. These are termed spiral galaxies with two bars (S2B in short. In Chinese, 2B often... more |
|
|