Three photo spheres that show the sky localization of the gravitational-wave event GW170814 with different image background - IRIS (infrared band), Mellinger (optical band) and Fermi (gamma band).

Before running running the app, please, install the MITVRHelper application for Cardboard here http://bit.ly/2vVVp92

The demo app is developed using the educational software MIT app inventor 2 (http://ai2.appinventor.mit.edu/). The source code is hosted here http://bit.ly/2nPMO3c.
The App Inventor project (aia) file can use as a starting point for your own variations of the app. Contributions welcome!
More details in "Experiments with Virtual Reality and MIT App Inventor" of Kseniia Shulmelchyk (http://ai2.appinventor.mit.edu/reference/other/vr.html).