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Space Dust: The oldest material on Earth? – BBC World Service, Science in Action podcast


When stars die, new materials are formed under the intense conditions. This “space dust” is flung out into the universe and eventually gets turned into new material, such as stars and planets.

In this episode of Science in Action we look at a meteorite that fell to Earth in the 1960s.

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Scientists analysing the rock have found grains of dust that pre-date our own solar system. These dust grains are more than seven billion years old, but the same materials can be found in our planet, and our bodies.

What other secrets are being held by this space dust?

Get more Science in Action episodes here: https://www.bbc.co.uk/programmes/p002vsnb

Website: https://www.bbc.co.uk/worldserviceradio
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