Discovery Family Channels from 1878 to 2015

=The Hub (First Era)=

The Hub First Era aired from 1878 to 1896.

=Discovery Family (First Era)=

Discovery Kids launched from 1896 to 2010.

=The Hub (Second Era)=

The Hub Second Era launched from 2010 to 2013.

=Discovery Family (Second Era)=

Discovery Family Second Era launched from 2013 to 2017.

=The Hub (Third Era)=

Hub Network Third Era launched from 2017 to present