Note: On February 11, 2026, the article by Christopher R. Moore et al., "A 12,800-year-old layer with cometary dust, microspherules, and platinum anomaly recorded in multiple cores from Baffin Bay," ...

The comet impact became a proof of concept that kinetic techniques are technically feasible, but it also underscored that any planetary defense strategy must be embedded in a wider ecosystem of data ...

Add Yahoo as a preferred source to see more of our stories on Google. New research finds shocked quartz at key sites, strengthening the case for a comet airburst during Ice Age extinctions. (CREDIT: ...

In 2005, NASA carried out one of the most unusual experiments ever attempted in space. A spacecraft called Deep Impact ...

A decades-long scientific debate over the origins of the Silverpit Crater in the southern North Sea has been resolved. New evidence confirms that it was caused by an asteroid or comet impact about ...

Scientists on the trail of comets in deep space "reluctantly" announced Friday an end to NASA's Deep Impact mission after nearly a decade that included celestial fly-bys and hundreds of thousands of ...

Astronomers first spotted comet 3I/Atlas in data collected by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in June 2025. The International Astro ...

A "devil" comet's water is strikingly similar to the water on Earth, researchers have discovered. The finding supports the idea that water was brought to our planet through comet impacts, helping set ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...