What is at the centre of our Galaxy?

[airbolt]

One theory proposed that there was a Black Hole at the Centre of our Galaxy .

What are the other theories about what is at the Centre of our Galaxy?

[Clanad]

If not a Black Hole, the central region does, apparently contain a massive object and is calle Saggitarius A... On edge picture of Milky Way Galaxy seen here:

http://www.seds.org/messier/more/mw_cobe.html

... and here:

http://casswww.ucsd.edu/public/tutorial/MW.htm l

[airbolt]

Thanks Clanad - it's a fascinating article and the pics are excellent.