The Water in Our Solar System and on Earth is Older Than the Sun

September 26, 2014 11:14 AM

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The Water in Our Solar System and on Earth is Older Than the Sun

Earth is known for its abundance of water. But where did that water come from in the first place and how did it get to our planet? Scientists have now discovered that much of our solar system's water probably originated as ice that first formed in interstellar space.

Water can be found throughout our solar system on icy comets and moons in addition to the shadowed basins of Mercury. Yet exactly how this water formed and got to these planetary bodies has long been cause for speculation. While the sun was surrounded by a protoplanetary disk in its youth from which...

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