This is really cool and I think over time, Atom is going to become really compelling once their org mode implementation or its moral equivalent gets some legs.

I've used the Jupyter emacs integration (https://github.com/millejoh/emacs-ipython-notebook) but in the end, I stuck with org mode.

For an example of what you can do in org mode (in emacs), here is part of a "dashboard" I created for one of my products: https://i.imgur.com/QUFbIBk.png

And an example of how I design: https://i.imgur.com/MeRYn1L.png

You can essentially use org-babel to recreate an approximation to the notebook environment which si cool