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Old April 28th 21, 07:10 AM posted to sci.space.science
The Planetary Society via sci.space.science Admin
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Default [PS] Defending the Earth from Impacts


The Planetary Society Articles

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Defending the Earth from Impacts

Posted: 27 Apr 2021 07:58 AM PDT
https://www.planetary.org/defending-...h-from-impacts

Asteroids and comets that come close to Earth can pose a very real threat
to our planet, but impacts from these objects aren’t inevitable. With
proper planning we can prevent this natural disaster from happening.

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Notable Asteroid Impacts in Earths History

Posted: 27 Apr 2021 07:50 AM PDT
https://www.planetary.org/notable-as...earths-history

Some of the most significant impacts that humans (and dinosaurs) have
witnessed.