Home Page

The complete history of the Universe -- from the Big Bang to 200 my into the future

Loading

History of the Universe eBook. 398 pages, 300 illustrations only $2.99

Previous pageNext page

Nucleus of Galaxy

Now letís look at the main parts of our Milky Way galaxy.

At the centre of spiral galaxies there is a central bulge or nucleus containing old stars packed closely together. It is hard to see the nucleus of the Milky Way because it is hidden by the gas and dust of the disc. It is almost certain that Sagittarius A* is a supermassive black hole at the centre of the nucleus.

Previous pageNext page


History of the Universe eBook. 398 pages, 300 illustrations only $2.99

eBook only $2.99
398 pages, 300 images

"I find the science fabulous...an extremely useful teaching tool."
Professor David Christian

Become a Citizen of the Universe

and get your free badge!