How Do We Know Black Holes Exist?

http://deepastronomy.com is getting more stuff all the time, please remember to check it out! It's a natural question to ask how we know black holes exist if we can't see them. This video step through the history of thinking on the idea of black ho

158022 Views | Published on 4th Mar, 2011

http://deepastronomy.com is getting more stuff all the time, please remember to check it out!

It's a natural question to ask how we know black holes exist if we can't see them. This video step through the history of thinking on the idea of black holes and our first actual observations of one.

Music Used:

Robert A. Wolf:
http://bit.ly/eoXafK

Craig Sounda Brown:
http://bit.ly/gx62Nd

black holes astronomy cosmology space

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Comments & Discussion

Another thing that you left out is the fact that black holes completely stop time and there is a Goldilocks zone.
Adam - 25th May, 2017