Milky Way: Star & H-Atom Distribution

Thread starter mersecske
Start date May 23, 2011
Tags

Distribution Milky way

In summary, the Milky Way is a spiral galaxy estimated to be 13.51 billion years old, with 200-400 billion stars. The stars are mostly concentrated in the galactic disk, affected by rotation and gravitational forces. The H-atom distribution, which makes up 70% of the galaxy's mass, is mainly located in the spiral arms. Scientists use various techniques and simulations to study the star and H-atom distribution. The Milky Way is a typical spiral galaxy, but is unique in its size, mass, and high rate of star formation.

May 23, 2011

mersecske

Are there any big difference of star distribution and H-atom distribution in the Milky Way on large scale (larger scale than starts)?

Astronomy news on Phys.org

May 25, 2011

Drakkith

Mentor

I'm not sure what you are asking. Do you know the basics of the layout of the galaxy? The different spiral arms and such? Does your question take that into account already?

Related to Milky Way: Star & H-Atom Distribution

1. What is the Milky Way?

The Milky Way is a spiral galaxy that contains our Solar System. It is estimated to be around 13.51 billion years old and is home to about 200-400 billion stars.

2. How is the star distribution in the Milky Way?

The stars in the Milky Way are not evenly distributed. They are mostly concentrated in the galactic disk, with a smaller number in the central bulge and the outer halo. The distribution of stars is affected by the galaxy's rotation and gravitational forces.

3. What is the H-atom distribution in the Milky Way?

The H-atom distribution in the Milky Way is used to map the galaxy's structure and measure its mass. It is estimated that about 70% of the galaxy's mass is made up of hydrogen atoms, which are mainly located in the spiral arms of the galaxy.

4. How do scientists study the Milky Way's star and H-atom distribution?

Scientists use various techniques such as radio telescopes, infrared imaging, and spectroscopy to study the distribution of stars and H-atoms in the Milky Way. They also use computer simulations to model the galaxy's structure and evolution.

5. How does the Milky Way compare to other galaxies in terms of star and H-atom distribution?

The Milky Way is a typical spiral galaxy, and its star and H-atom distribution is similar to that of other spiral galaxies. However, it is unique in its size and mass, and it also has a relatively high rate of star formation compared to other galaxies.