I stretch across the vastness, my beauty is light years old, I am often mistaken for a cloud. What am I?

Category: Science · Difficulty: hard

Hint: Consider something that forms in space.

Answer

A nebula

Explanation

A nebula is a massive cloud of dust and gas in space that emits light, often appearing cloudy and beautiful.

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

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