I arrive from distant suns, carrying energy that shakes atoms upon impact. What am I?

Category: Science · Difficulty: hard

Hint: Think about high-energy particles coming from beyond our solar system, striking Earth's atmosphere.

Answer

A cosmic ray particle

Explanation

Cosmic rays are energetic particles from space that collide with atmospheric atoms, producing showers of secondary particles.

This is a hard science riddle — a tricky one that takes a little thought. The answer is A cosmic ray particle.

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