The short answer is no in a supported manner.
Technically you can - sort of
Just add a new document
Click Browse to add
Write the URL as the document name
Notice that it is changed. Click Save and Return.
Open Properties
Change the name back to the URL
Now it appears as a real URL. Double click it to open it
If this is the first time you are presented with the choice to open with and do that automatically from now on. Select your browser.
(Cannot add any more images. Continued in the next post)