Forming Earth’s ancient atmosphere from space dust

By Neil Goalby2022-01-19T15:20:00

Source: © Daniela Mangiuca/Getty Images

Uncover how sun-weathered asteroids could be the ancient source of Earth’s water

Oceans cover 70% of the Earth’s surface. But where they came from remains a mystery. Now a team of scientists has determined that the Sun is likely a significant source of that water based on analysis carried out on an ancient asteroid. Find out more and download the starter slide to use with your class to give your 14–16 students a new theory on how the Earth’s atmosphere evolved.

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