I am researching our solarsystem for an interactive guide that I am to create in Adobe Flash and use the Adobe Suite. - Film/Cinema Studies bibliographies - in Harvard style

In-text: (Burdick and Davis, 2015)

Your Bibliography: Burdick, A. and Davis, P., 2015. Our Solar System: Overview. [online] Solar System Exploration. Available at: <http://solarsystem.nasa.gov/planets/profile.cfm?Object=SolarSys> [Accessed 14 January 2015].

In-text: (Burdick and Davis, 2015)

Your Bibliography: Burdick, A. and Davis, P., 2015. Planets. [online] Solar System Exploration. Available at: <http://solarsystem.nasa.gov/planets/index.cfm> [Accessed 14 January 2015].

In-text: (the definition of planet, 2015)

Your Bibliography: Dictionary.com. 2015. the definition of planet. [online] Available at: <http://dictionary.reference.com/browse/planet> [Accessed 14 January 2015].

In-text: (How do we know how many galaxies are in our universe? | physics.org, 2015)

Your Bibliography: Physics.org. 2015. How do we know how many galaxies are in our universe? | physics.org. [online] Available at: <http://www.physics.org/facts/sand-galaxies.asp> [Accessed 14 January 2015].

In-text: (2015)

Your Bibliography: Spaceplace.nasa.gov. 2015. [online] Available at: <http://spaceplace.nasa.gov/review/dr-marc-space/solar-systems-in-galaxy.html> [Accessed 14 January 2015].