Salaam Alaykum,
On Wednesday morning there will be a lunar eclipse in Sydney. Salaat-ul-Ayaat is wajib.
Salaat-ul-Ayaat
https://www.imamhasancentre.com.au/wp-content/uploads/2017/04/Web_Site_Resources_Salaat_ul_Ayaat.pdf
Details are below
You can start your prayers ta 6.01 AM and must finish prayer by 7.02 AM, as moon will not be visible then.