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Open University
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These resources have been reviewed and selected by STEM Learning’s team of education specialists for factual accuracy and relevance to teaching STEM subjects in UK schools.
Gaia and the Killer Asteroids
This animated clip explains how the Apollo and Aten asteroids have Earth crossing orbits and they are therefore the most probable groups of asteroids to hit the Earth. The Gaia spacecraft, at the 2nd Lagrangian Point is at a better vantage point than viewing these asteroids from the Earth.
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