Cassini finds oxygen on Saturn's moon Dione

Source: news.com.au

SOME planets revolve close enough to their suns to support human-like life.

Some either once had liquid water, or possibly harbour it under their surfaces.

And now Saturn - or more specifically, one of its moons - has shown that Earth doesn't have a monopoly on oxygen either.

A new report published in Geophysical Research Letters describes how Cassini - the global initiative satellite that's been orbiting the ringed planet since 2004 - has detected a thin layer of oxygen around icy moon Dione.

The discovery was made two years ago, but these things have to be verified before they can be published, so here it is - heat, water and oxygen all occurring in the universe somewhere other than Earth.

But before you get too excited about that interplanetary move, there's a few things to consider.

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