Yes, you can connect up to 5 Novas to the same device.
Once you have connected your first Nova, the connection process for each subsequent Nova is the same, and you can access this by going to Settings > Lumenate Nova > Connect to a new Nova.
* iOS - 5x Nova support is fully released and tested
* Android - we’re in the final stages of testing to ensure full stability, but in the meantime we’ve released it as a Beta version (so you can still experience it!)