Conversation so far:
which australian cross is on the australian flag
The flag of Australia is a blue field with the Union Jack and a representation of the Southern Cross constellation.
where did the design for the australian flag come from
The Australian flag's original design (with a six-pointed Commonwealth Star) was chosen in 1901 from entries in a competition.

Question: does the cross appear on other flags
Self-contained rewrite: does the southern crux star appear on other flags besides australia