From your 'My Hub' page (please see below)
If you go to the 'Menu' icon in the top right...
then select 'Results' from the options
Click on 'Facebook Share' on the left-hand side
Here you can decide what you would like to share with all your friends and family through Facebook!
And finally, once you're happy with the 'Preview and Share' tab which will show you exactly how this will be displayed on your Facebook account, just click the 'Share' button.