Big Bang
According to this theory, the entire Universe and time began as a point of energy called a ‘singularity’ about 13.8 billion years ago.
Fact sheets
From the Big Bang to Black Holes, we've created some resources to guide you on your astronomical journey.
Black Holes
Why is a black hole 'black'? The answers to some favourite questions about Black Holes.
First Peoples of Australia Astronomy
There is no single ‘Australian Aboriginal Astronomy’. As with all other areas of Indigenous Australian culture, astronomical traditions vary largely across the country, especially between different language groups.
Planets of the Solar System
Evidence suggests that the Solar System formed almost five billion years ago.
How do telescopes work?
There are three main types of optical telescopes and these differ in the way that they collect light to form an image.