It provides the user with a clean visualization of how the connection between Mars and Earth is affected by adding satellites at the communication Legrange points in Earth's orbit.
We're a group of web developers, so of course we're interested in the internet and expanding it. We also love teaching and visualizing data, and we saw an opportunity to combine these things.
We used the planetary datasheets they provide to create the Legrange point orbiters. Example: https://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html
https://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html
https://ssd.jpl.nasa.gov/txt/p_elem_t1.txt
https://ssd.jpl.nasa.gov/?planet_pos