You may use any website you would like for research. The following are just suggested websites to use.
https://solarsystem.nasa.gov/planets/overview/
https://theplanets.org/planets/
https://starchild.gsfc.nasa.gov/docs/StarChild/StarChild.html
http://www.windows.ucar.edu/tour/link=/our_solar_system/solar_system.html
space.jpl.nasa.gov
http://www.teachnology.com/webquests/space/
