meteoroids
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How to Watch the (Potential) Tau Herculids Meteor Shower Tonight
As a periodic meteor shower, the Tau Herculids tend to be quite boring, but astronomers have reason to believe that this year’s version might be different. Here’s what you need to know about when, where, and how to watch this promising celestial spectacle.
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Antarctica Got Blasted By a Powerful ‘Airburst’ Event 430,000 Years Ago
Asteroids that smash directly into Earth’s surface can cause extensive damage, but, as new evidence uncovered in east Antarctica suggests, asteroids that explode on entry can be equally devastating.