We’re one step closer to knowing why there’s life on Earth – and nowhere else

We got seriously lucky (Picture: Universal Images Group Editorial)

Floating above your head are about 300 million exoplanets – planets outside our solar system – that could be habitable.

But as much as it’s easy to think all they need is oxygen and water for life to flourish, scientists have discovered that isn’t quite the case.

For life to even have a tiny chance of forming, two other substances need to be there when a planet’s core is formed, a new study has found.

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