No, nothing quite as extreme as an alien invasion, no matter how ominous the clouds may be. These are merely footpath lights that occupy the waterside walkway in Darling Harbour. Interestingly, although I didn't notice this at the time, I can see from my burst shot that the reflected colour from the discs actually changes over time from the silver of the right "saucer" to the intermediate colour of the left one to the deep red of the foreground one.

Last Year