Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of “Ask a Spaceman” and “Space Radio,” and author of “How to Die in Space.” Sutter contributed this article to Space.com’s Expert Voices: Op-Ed & Insights.
There’s no doubt that asteroids pose a potential threat to life on Earth. Just ask the dinosaurs: When a mile-wide rock slammed into the Yucatán Peninsula 65 million years ago, they had a pretty rough time of it. While it’s been quite a while since the last major impact, a new one could come at any point, and we had better be prepared.
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