Facts about Oceania
Size: 8,525,989 sq km
No. of countries: 3
Australia vs Oceania confusion
Instead of Australia, the name of the region including and surrounding Australia is often called 'Oceania'.
Oceania is a common term used for considers the smaller landmasses on the Pacific Ocean, primarily Australia, New Zealand, and Papua New Guinea.
It also includes the three island regions of Melanesia, Micronesia, and Polynesia (including the US state of Hawaii).
Oceania can be divided into three island groups, where each group is made of different materials: continental islands, high islands, and low islands.
Geologically, Australia is one of the seven continents of the world and the term is very much used in physical geography. Australia includes the islands of Australia, New Guinea, Tasmania, Seram and a number of others.
On the other hand, Oceania, which is not a part of the geological continent, includes the micro-continent of Zealandia, Micronesia, Polynesia, non-continental parts of Melanesia etc.