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Will an Asteroid Destroy Earth?

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The Sky at Night team explores the threat of an asteroid impact on earth and meets the space scientists who are developing methods of planetary defence that sound like the stuff of science fiction.

Recap

By StevenJDickie on Dec 25, 2024

The Sky at Night team explores the threat of an asteroid impact on earth. Around 2,300 asteroids have been identified as ‘potentially hazardous’, and it’s thought that a million ‘near-earth objects’ are yet to be accounted for. Detecting these possible threats is now a priority for space scientists. And they’re developing methods of planetary defence that sound like the stuff of science fiction.Maggie meets Professor Alan Fitzsimmons, expert in asteroid observation, to learn how the latest techn…