how many galaxies are there that we know of

Question: how many galaxies are there that we know of
- Keywords:
  galaxies,
  galaxy,
  space,
  universe
Asked by totallygnarly to Charlie on 16 Mar 2011.
- Charlie Ryan answered on 16 Mar 2011:
  
  hi totallygnarly. I think it’s about 100 billions galaxies. Each with about 100 billions stars. So that’s 10000000000000000000000 stars in total! (i think! )

Question: how many galaxies are there that we know of