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May 05, 2019 - Brisbane Times

How did Earth get its water?

How did Earth get its water?
HayabusaFile Photo / © Photabulous!

Here on Earth, we tend to take water for granted. We drink it, we swim in it, we brush our teeth with it. The sea is full of the stuff. It literally falls out of the sky.

But for scientists, Earth's water poses a mystery as big as the oceans are deep.

It’s integral for life. But where did it come from? And why does Earth have lots, and other planets little?

VA: The Hayabusa was a robotic spacecraft developed by the Japan Aerospace Exploration Agency (JAXA) to return a sample of material from a small near-Earth asteroid named 25143 Itokawa to Earth for further analysis.

Read more at Brisbane Times


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