This object seems more defined than the Stephensville, TX, UFOs, but it also changed colors and was highly maneuverable. Hopefully, the video will eventually be released.
Story Source:
http://www.heraldsun.com.au/news/victoria/man-tells-of-unearthly-ufo-over-his-melbourne-home/story-e6frf7kx-1226475898552